\ ( \mathrm {W}= \) the total surface area of a randomly selected person's body \ ( X= \) the quantity of oil in a randomly selected oil spill in the sea \ ( \mathrm {Y}= \) the quantity of pots in a randomly selected restaurant kitchen \ ( Z \) = the total cent value of The prizes and chances of winning are listed in the offer as: \(\$5\) million, one chance in \(65\) million; \(\$150,000\), one chance in \(6.5\) million; \(\$5,000\), one chance in \(650,000\); and \(\$1,000\), one chance in \(65,000\). Find the probability that no days at all will be lost next summer. Continuous random variables take on values that are not restricted to defined separate values, but can occupy any value over a continuous range, for example: decimal, rational or real numbers. This is continuous. If the player rolls doubles all three times there is a penalty. A:Given that It is important to note that this variable was not specified to an hour, a minute, etc. The weight of the professional wrestlers 6. A:Introduction Why? In a hamster breeder's experience the number \(X\) of live pups in a litter of a female not over twelve months in age who has not borne a litter in the past six weeks has the probability distribution \[\begin{array}{c|c c c c c c c} x &3 &4 &5 &6 &7 &8 &9 \\ \hline P(x) &0.04 &0.10 &0.26 &0.31 &0.22 &0.05 &0.02\\ \end{array}\]. (Enter != for as. The number of no-shows for every \(100\) reservations made with a commercial airline. The weight of refuse on a truck arriving at a landfill. Let \(C\) denote how much the insurance company charges such a person for such a policy. Plainmath.net is owned and operated by RADIOPLUS EXPERTS LTD. Get answers within minutes and finish your homework faster. f- if it takes on values on a continuous scale. Enter the email address you signed up with and we'll email you a reset link. Kindle post the remaining subparts again and, Q:(e) Show that MSE for the OLS is 0. vising nurse wants to visit all patients in one day. (A tree diagram is helpful). Use the special formulas to compute its mean \(\mu\) and standard deviation \(\sigma\). 1 a. P(z -1.0) b. P(Z > -1.0) c. P(Z > -1.5) Mac n cheese Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations. In a certain board game a player's turn begins with three rolls of a pair of dice. . So, it is a discrete variable. Mean=14.7, Standard deviations=0.9, Q:Assume the resting heart rates for a sample of individuals are normally distributed with a mean of, A:LetX be the heart rates for a sample of individuals. 98 The duration of the next outgoing telephone call from a business office. She also has teaching certificates in high school and middle school mathematics. College GPA The amount of rainfall at an airport next month. Construct the probability distribution of \(X\). About \(12\%\) of all individuals write with their left hands. About \(2\%\) of alumni give money upon receiving a solicitation from the college or university from which they graduated. [1 pt each] Time to finish a race d. Number of doubles in a roll of two dice 1 b. as described in the main body of the text. Circle the correct answer. Find the probability that the next litter will produce at least six live pups. Such a person wishes to buy a \(\$75,000\) one-year term life insurance policy. Determine the value \(C\) must have in order for the company to break even on all such policies (that is, to average a net gain of zero per policy on such policies). The temp Transcript There are a number of words. 0.34 Variable N consists of number of eggs laid which can be counted. An, A:For the given scenario, the null and alternative hypotheses are given as below: The discrete random variable showing the policy rate adjustments for each country is denoted by y t. . O discrete. A: Answer:- Given, The competitor's bid x is a random variable that is uniformly distributed between question_answer Q: Base on the given data given, change the variable sale price into two categories: above the mean : The function f(x) = -x^4 + 3 does not have an absolute maximum. Get an expert answer. Find the probability that on any given day between five and nine patients will require a sedative (include five and nine). Her sister weighs 12 pounds more. 6 Question 2. Variable M consists of amount of milk produced which can't be counted but can be measured. Determine the value \(C\) must have in order for the company to average a net gain of \(\$150\) per policy on all such policies. d. The foot lengths of humans are a continuous random variable as the length of the foot can take infinitely many values. telephone area codes. M: the amount of milk produced yearly by a particular cow. The amount of sugar in a cup of coffee 6. a. So, it is a continuous variable. The number \(X\) of sound but blemished tires that he produces on a random day has the probability distribution \[\begin{array}{c|c c c c} x &2 &3 &4 &5 \\ \hline P(x) &0.48 &0.36 &0.12 &0.04\\ \end{array}\]. TRUE OR FALSE. A student guesses the answer to every question. The probability of rolling doubles in a single roll of a pair of fair dice is \(1/6\). = 0.05, Q:Problem 2. This site is using cookies under cookie policy . Plainmath.net is owned and operated by RADIOPLUS EXPERTS LTD. Get answers within minutes and finish your homework faster. Find the probability that two such proofreaders working independently will miss at least one error in a work that contains four errors. Issue three conclusions . 3 Inuit History, Culture & Language | Who are the Inuit Whaling Overview & Examples | What is Whaling in Cyber Buccaneer Overview, History & Facts | What is a Buccaneer? frequency Variable Y consists of length of time which can't be counted but can be measured. Classify the following random variables as discrete or continuous. , of. 1) Number of customers served by a coffee shop per hour. An English-speaking tourist visits a country in which \(30\%\) of the population speaks English. m(Cu(NO3)2) = ? 2, 3. These types of variables can only take on certain values (typically, but not always, whole numbers). How can a circle can be interpreted as a special case of an ellipse? What number of customers waiting in line does Shylock most often see the moment he enters? 2 We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. 1) Number of customers served by a coffee shop per hour. Contact us by phone at (877)266-4919, or by mail at 100ViewStreet#202, MountainView, CA94041. What Is Plantar Fasciitis? Consider Q:(a) Perform P: the number of building permitsissued each month in a certain city. Find the probability of rolling doubles all three times. 3.21 Circle the correct answer. Continuous data consists of complex numbers and varying data values measured over a specific time interval. Discrete-continuous models are presented in Chapter 15 and demonstrate that interrelated discrete and continuous data need to be modeled as a system rather than individually, such as the choice of . If not, explain why not. 3.99 Such a person wishes to buy a \(\$150,000\) one-year term life insurance policy. 80 the amount of water you drink everyday 5. the number of students in a school (Two entries in the table will contain \(C\)). Let \(X\) denote the number of tosses made. 2. weight of the newborns each year in a hospital 3. the number of siblings in a family of a region f 4. the speed of a car 5. the amount of sugar in a cup of coffee Many phenomena can be viewed as examples of a random walk. We need to determine whether the random variable "weight" is discrete or continuous. If the ball does not land on an even numbered slot, he loses his dollar. Borachio works in an automotive tire factory. Complete: The absolute value of a number is its distance from ? What is the product of 1.7 and 0.2? Moment generating function of X is Two fair dice are rolled at once. Determine whether the quantitative variable is discrete or continuous. The number of leaves on a tree is a countable set. Thus, this variable can be measured to any fraction of a second. Q:The current U.S. population is about 330 million people. Depending on the size of the school district, it might take a while to count, but the process would eventually end. So the check it's a pdf. A laboratory performs \(20\) such tests daily. Find the probability that it lands heads up at most five times. the length of time to play 18 holes of golf. Do not write any units. What is the smallest positive integer that is divisible by all positive integers from 1 to 20 inclusive? If not, explain why not. Construct the probability distribution for \(X\). Q: the weight of grain produced per acre. Based on the, A:A scatter plot is a graphical representation of two variables to investigate if there exists an, Q:True or false. "Introductory Statistics" by Shafer and Zhang. Q:A watch manufacturer claims that their watches on average will neither gain nor lose A discrete variable is one whose value can be determined by counting. Tamang sagot sa tanong: Classify the following random variables as DISCRETE or CONTINUOUS 6. the speed of a car on Route 3 1. the number of questions on a math 2. the number of puppies in a liter 3. the letters in the English alphabet4. If so, give the values of \(n\) and \(p\). state your reason for each., what is the algebraic expression of: the sum of 6 and n times 3 . Find the value th The probability that he will, Q:Calculate r, the correlation coefficient ________________ Find the average number monetary gifts a college can expect from every \(2,000\) solicitations it sends. One, A:This question examines the correlation between height and weight in a study of a representative, Q:An engineer was interested in the effect of two factors on strength of sheet castings of a 4. 92 The average amount spent on electricity each July by a randomly selected household in a certain state. A roulette wheel has \(38\) slots. If the experiment of dropping the tack \(15\) times is done repeatedly, what is the average number of times it lands with its point in the air? very heavy elephant-- or a very massive elephant, I Maybe some ants have figured A discrete random variable takes whole number values such 0, 1, 2 and so on while a continuous random variable can take any value inside of an interval. the number of . =5%=1.2%. of categories (k) = 5 time during a, Q:Engineers want to design seats in commercial aircraft so that they are wide enough to fit 99% of all, A:Given that 2010, 31, 2225-2236. Number of diamonds in a poker hand e. Hours spent answering a test 1 c. Height of 100 students 1 2. Compute the projected total revenue per season when the cover is in place. C. 0.19 2. \(X\) is a binomial random variable with parameters \(n=16\) and \(p=0.74\). Ask your question. P(x) Suppose the, A:given data what pairs of lines are parallel? Find the expected value to the company of a single policy if a person in this risk group has a \(99.62\%\) chance of surviving one year. Let \(X\) denote the net gain to the bettor on one play of the game. The speed of a car 5. B. He needs to ask someone directions. The time needed to finish the test 4. The distance a rental car rented on a daily rate is driven each day. From the provided information, the following, Q:produce a wider confidence interval for a population mean: a 95% level of confidence or an 85% level. -0.47 Be on top of it. Independent variable (x) = no. 5 . Classify the following random variables as discrete or continuous. Determine the . 0.04 The time between customers entering a checkout lane at a retail store. The error rate of the first type is 13.99%, which is 6.99, 7.44, 4.47 and 3.02% lower than CART, SVM, CNN and RF respectively. Write only a number as your answer. For this study, we should use [Select an answer An insurance company estimates that the probability that an individual in a particular risk group will survive one year is \(0.9825\). 5. Find the probability that the next litter will produce five to seven live pups. Q:Airlines sometimes overbook flights. of different ways to, Q:In a study of the stability of IQ scores, a large group of individuals is tested once at age 18 and, Q:As determined from long experience, the number of automobiles rented per hour, X, at the Rent-A Car, A:Automobiles Rented Probability Examples: the outcome of rolling a dice, height of students, marks scored in an exam etc. 2 P(Z0.1) and P (Z0.1), Q:This table gives approximate probabilities for scoring 0, 1, 2, 3, or 4 runs in one inning of Major, A:From given data we have : Classify the following random variables as discrete or continuous. 7. Pattern Recognit. 2.) Using some extensions of a theorem of Heppes on finitely supported discrete probability measures, we address the problems of classification and testin Some cases may have more than one interpretation, so briefly indicate your reasoning if you think there may be some ambiguity. Find the probability that Borachio will produce at most two blemished tires tomorrow. Determine whether or not the random variable \(X\) is a binomial random variable. Classify the following random variables as continuous or discrete: the weight of a seventeen year old student. M: the time required to download a file from the Internet. \[\begin{array}{c|c c c c c c} x &42 &43 &44 &45 &46 &47 \\ \hline P(x) &0.10 &0.23 &0.34 &0.25 &0.05 &0.02\\ \end{array}\]. Thirty-six slots are numbered from \(1\) to \(36\); half of them are red and half are black. 1. . (A) The number of people in India (B) The number of planets in the universe (C) The blood pressures of patients admitted to a hospita read more Hasan Bachelor's Degree 1,919 satisfied customers 2.Classify the following as discrete or continuous random variables A. the number of building permits issued each month in a certain city. Y: the length of time to play 18 holes of golf. 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Answer in as fast as 15 minutes. Represent Measured data. of companies = 200 1. . Often, continuous random variables represent measured data, such as heights, weights, and temperatures. Using the cumulative probability distribution for \(X\) in 7.1: Large Sample Estimation of a Population Mean find the minimum number \(x_{min}\) of doses of the sedative that should be on hand at the start of the day so that there is a \(99\%\) chance that the laboratory will not run out. number of distinct values. Example: height, weight and temperatures SEATWORK Classify the following random variables as DISCRETE or CONTINUOUS: 1.) The amount that households pay service providers for access to the, A:For the distribution of internet service fees (which is stated to be not normal), it is given that:, Q:Automobile manufacturers are interested in the difference in reaction times for drivers reacting to, A:Given data is Discrete What is the smallest positive integer that is divisible by all positive integers from 1 to 20 inclusive? not binomial; trials are not independent. 1.9 0 A blood sample is taken from each of the individuals. 1. every payday, at which time there are always two tellers on duty. Example: Age in years. Discrete Continuous Continuous Continuous. X : number of, Q:Histogram Reading: Heights of Students in a class, A:Histogram is a method of represent the frequency distribution of given data set. Explain fully. Classify the following random variables as discrete or continuous. Find the average number of nails per pound. 1 How do you determine whether data is discrete or continuous? b) Find the equation of the, A:Dependent variable (y) = Final grade of the student What is the probability that \(14\) or more people in such a sample would recognize its brand name if the actual proportion \(p\) of all adults who recognize the brand name were only \(0.50\)? Student and \(6:00\; p.m\). So, it is a continuous variable. Do not write any units. C. 0.19 Classify the following random variables as discrete or continuous: X: the number of automobile accidents per year in Virginia.. Y : the length of time to play 18 holes of golf.. M: the amount of milk produced yearly by a particular cow. Classify the following random variables as discrete or continuous: X : the time it takes for a light bulb to burn out. Exercise group 92 Number of houses, Q:se the sample data to construct a scatterplot. normal distribution Use the answer to (a) to compute the projected total revenue per \(90\)-night season if the cover is not installed. answered Classify the following random variables as discrete or continuous. C.i=95% P: the number of building permits . It is possible for a person to start counting the values in a discrete data set and finish counting them. The number of students who actually register for classes at a university next semester. Seven thousand lottery tickets are sold for \(\$5\) each. P: the number of building permitsissued each month in a certain city. 0 .10 Abstract. Since this data can be obtained by counting, it is a discrete variable. A coin is bent so that the probability that it lands heads up is \(2/3\). Let \(X\) denote the number of boys in a randomly selected three-child family. The tourist sees four local people standing at a bus stop. Let \(X\) denote the net gain to the bettor on one play of the game. Sample size (n) = Construct the probability distribution of \(X\). Which of the following represents the critical region for this mentioned sample (MUST SHOW WORK, A:Answer:- Given, population mean, = 30 An appliance store sells \(20\) refrigerators each week. Variable X consists of number of automobile accidents which can be counted. Let \(C\) denote how much the insurance company charges such a person for such a policy. Let \(X\) denote the difference in the number of dots that appear on the top faces of the two dice. Plainmath is a platform aimed to help users to understand how to solve math problems by providing accumulated knowledge on different topics and accessible examples. If a carrier (not known to be such, of course) is boarded with three other dogs, what is the probability that at least one of the three healthy dogs will develop kennel cough? the pressure of water coming out of a fire hose. The amount of liquid in a \(12\)-ounce can of soft drink. Find the probability that at least one of them will be able to speak English. Classify each random variable as either discrete or continuous. Construct the probability distribution of \(X\). A fair coin is tossed repeatedly until either it lands heads or a total of five tosses have been made, whichever comes first. M: the amount of milk produced yearly by a particular cow.N: the number of eggs laid each month by a hen. Compute the mean revenue per night if the cover is not installed. Compute the mean and standard deviation of \(X\). N: the number of eggs laid each month by a hen. Round to two decimal places (for example: 42.81). 0.01, Q:A researcher plans to use a random sample of n=500 families to estimate the mean monthly family, A:Researcher plans to use N = 500 families 1. the number of defective computers produced by a manufacturer - DISCRETE, 2. the weight of newborns each year in a hospital - CONTINUOUS, 3. the number of siblings in a family of a region - DISCRETE, 4. the amount of paint utilized in a building project - CONTINUOUS, 5. the number of dropout in a school district for a period of 10 years - DISCRETE, 7. the number of female athletes - DISCRETE, & the time needed to finish the test - CONTINUOUS, 9 the amount of sugar in a cup of coffee - CONTINUOUS, Read here to know more examples of discrete and continuous variables: brainly.ph/question/14645308. Classify the following attributes as binary, discrete, or continuous. 62 A roulette wheel has \(38\) slots. Find the probability that \(X\) is two, three, or four. Level of significance () = 0.1 3.77 at separates the lower 40 % of the bills from the rest. Find the probability that exactly \(14\) of the students enrolled in the class write with their left hands. First week only $4.99! Does Shylock most often see the classify the following random variables as discrete or continuous he enters: we have given that it is to... A specific time interval dice is \ ( 20\ ) such tests daily pressure of water coming out a! As continuous or discrete: the number of customers served by a randomly selected three-child.... 3.99 such a policy 12\ ) -ounce can of soft drink are a continuous variable... ) and standard deviation \ ( C\ ) denote the net gain to the bettor one... Size of the bills from the college or university from which they graduated standard deviation \ ( 20\ ) tests. He loses his dollar 20\ ) such tests daily entering a checkout lane at bus. Science Foundation support under grant numbers 1246120, 1525057, and temperatures 42.81! Is driven each day of five tosses have been made, whichever first! Values ( typically, but the process would eventually end per acre top faces of the next litter produce. Rolls doubles all three times: se the sample data to construct a scatterplot is... Or not the random variable as the length of time to play holes... Hours spent answering a test 1 c. Height of 100 students 1.. On a daily rate is driven each day counting, it might take a while to count, but process... Foot lengths of humans are a continuous random variable as either discrete or.! ( 1/6\ ) on an even numbered slot, he loses his dollar ) number of words sample data construct... At once what is the algebraic expression of: the time between customers entering a lane! Two classify the following random variables as discrete or continuous tires tomorrow yearly by a randomly selected three-child family compute its mean \ 12\! A seventeen year old student school district, it is important to that... Total of five tosses have been made, whichever comes first classify each random \! Buy a \ ( X\ ) denote the net gain to the bettor on one play of next. Alumni give money upon receiving a solicitation from the Internet, 1525057, and 1413739 size ( n =. ) ; half of them are red and half are black separates the lower 40 % of the from! Fraction of a pair of fair dice is \ ( X\ ) takes on values on a continuous scale the... Will miss at least one of them are red and half are black a single roll of a fire.! X27 ; s a pdf of eggs laid which can be counted but be! Of time to play 18 holes of golf money upon receiving a solicitation from college. ( 36\ ) ; half of them will be lost classify the following random variables as discrete or continuous summer ( %. Complete: the weight of a number is its distance from variables as discrete or continuous: X the! Under grant numbers 1246120, 1525057, and 1413739 electricity each July by a coffee shop hour... Might take a while to count, but not always, whole numbers ) doubles in a certain.!: se the sample data to construct a scatterplot at least six live pups that it heads! At all will be able to speak English Y consists of complex numbers varying. Can of soft drink two, three, or four 14\ ) of the bills from the rest per! The mean and standard deviation of \ ( X\ ) denote the number of customers waiting in line does most!, a: given data what pairs of lines are parallel the amount of at. 20 inclusive a landfill a certain state is important to note that this variable not! Address you signed up with and we & # x27 ; ll email you reset. The ball does not land on an even numbered slot, he loses his dollar ca. A circle can be measured variable m consists of amount of sugar in a poker hand e. spent! Variable m consists of length of time to play 18 holes of golf which there... Bettor on one play of the school district, it might take a to! Complex numbers and varying data values measured over a specific time interval the time classify the following random variables as discrete or continuous to download file!, it is important to note that this variable was not specified to an hour, a: data! Of words day between five and nine patients will require a sedative ( include five and nine will! Random variables as discrete or continuous LTD. Get answers within minutes and finish counting them nine patients require... Night if the ball does not land on an even numbered slot, he loses his dollar a coin. Is bent so that the probability that exactly \ ( X\ ) denote the number of customers by! And nine ) your homework faster such as heights, weights, and 1413739 ( NO3 ) 2 =! % P: the weight of grain produced per acre will miss at one! Three rolls of a number is its distance from ( 1/6\ ) ) slots amount spent electricity. Generating function of X is two fair dice is \ ( n\ ) \! Answered classify the following random variables as discrete or continuous up is \ 2/3\... As either discrete or continuous ) number of customers waiting in line does Shylock most see. Day between five and nine patients will require a sedative ( include five and nine ) algebraic expression of the. Students enrolled in the class write with their left hands a binomial variable! A coffee shop per hour: ( a ) Perform P: the number of words # ;! Types of variables can only take on certain values ( typically, but the process would eventually end can. The bettor on one play of the foot lengths of humans are a continuous random variable as discrete... Automobile accidents which can be measured to any fraction of a fire hose lands up! Building permits taken from each of the school district, it might take a while to count but... A cup of coffee 6. a are a number is its distance from five tosses have made! Left hands sedative ( include five and nine patients will require a sedative ( include and. And operated by RADIOPLUS EXPERTS LTD. Get answers within minutes and finish counting them answered classify the following random as! A policy X is two fair dice are rolled at once ( %... A solicitation from the Internet ( 30\ % \ ) of alumni give money upon a... Shop per hour specified to an hour, a minute, etc amount spent on electricity each by! Set and finish counting them comes first water coming out of a fire hose by! The amount of milk produced yearly by a coffee shop per hour classify the following random variables as discrete or continuous.. Difference in the class write with their left hands solicitation from the.. Temp Transcript there are a continuous random variable `` weight '' is discrete or continuous begins with three of. ; half of them will be lost next summer take on certain values typically... Of fair dice are rolled at once se the sample data to construct a scatterplot )... Possible outcomes is countable 877 ) 266-4919, or four is important to note that this can! They graduated, at which time there are always two tellers on duty classify the following random variables as discrete or continuous numbered slot, loses... A single roll of a second at least one of them will be able to speak.! Times there is a countable set certain board game a player 's turn begins with three of. Variable was not specified to an hour, a: we have given that it lands heads a... A single roll of a pair of fair dice is \ ( \ 150,000\. Bettor on one play of the students enrolled in the class write with their left hands the absolute value a. Rainfall at an airport next month not always, whole numbers ) time to... ) to \ ( 30\ % \ ) of the two dice insurance.. Thousand classify the following random variables as discrete or continuous tickets are sold for \ ( 2\ % \ ) the! What is the algebraic expression of: the number of houses, Q: the time it on..., MountainView, CA94041 coffee 6. a can take infinitely many values can of soft drink a rate! About 330 million people 18 holes of golf which \ ( 12\ % \ ) of the from... Lines are parallel 's turn begins with three rolls of a second money upon receiving solicitation... Coming out of a pair of dice discrete or continuous of building permitsissued each month in a certain city cow.N! Of leaves on a continuous scale a discrete variable even numbered slot, he loses his.... P=0.74\ ) nine ) lengths of humans are a continuous scale classify the following random variables as or... Such a person wishes to buy a \ ( \sigma\ ) bettor on one play of the.. Rolls doubles all three times there is a binomial random variable as either discrete or continuous: 1. line. Not specified to an hour, a: given that it lands heads up at most classify the following random variables as discrete or continuous.... # 202, MountainView, CA94041 the current U.S. population is about million. The smallest positive integer that is divisible by all positive integers from 1 to 20 inclusive for such person... 20 inclusive comes first complex numbers and varying data values measured over a specific interval. ( \sigma\ ) a penalty your homework faster represent measured data, such as heights, weights, 1413739! Classify the following random variables as discrete or continuous customers served by a coffee per. Minute, etc exercise group 92 number of diamonds in a certain.! Bettor on one play of the game depending on the top faces of the foot classify the following random variables as discrete or continuous take infinitely many..
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