2.A department store receives an average of 5 returned items per day. The probability that a returned itemhas an available replacement is 0.65. [Hint: there are two separate distributions here.]a.b.C.d.e.ته نهCalculate the probability that there are more than 5 returned items in a certain day.Calculate the probability that there are 4 returned items in a certain day.Calculate the probability that there are 4 returned items and at least three have availablereplacements in a certain day.Calculate the probability that there are 4 returned items and none has availablereplacements in a certain day.Calculate the variance and the mean of the returned items.Calculate the variance and the mean of the replaced items.2

Answered: Image /qna-images/answer/8c6c37dc-df04-4998-bffa-6057cd39df6d.jpg

Answered: has an available replacement is 0.65.…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant O A D Order Accurate 318 275 245 131 Order Not Accurate 30 57 34 15 If two orders are selected, find the probability that they are both from Restaurant D. a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent? a. Assume that the selections are made with replacement. Are the events independent? The probability of getting two orders from Restaurant D is. The events independent because choosing the first order the probability of the choice of the second order. (Do not round until the final answer. Round to four decimal places as needed.)
Use the data in the following table, which lists drive-thru order accuracy at popular fast-food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A Order Accurate 322 Order Not 37 34 11 Accurate If two orders are selected, find the probability that they are both from Restaurant D. B C D 260 235 127 57 a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent? Question content area bottom Part 1 a. Assume that the selections are made with replacement. Are the events independent? The probability of getting two orders from Restaurant D is_ The events are not or are independent because choosing the first order affects or does not affect the probability of the choice of the second order. (Do not round until the final answer. Round to four decimal places as needed.)
Suppose that the probability is 0.0122 that a person who purchases a ticket for an airplane does not show up for the flight. If 250 tickets are sold for an airplane flight that has 247 seats what is the probability that there will not be enough seats available for this flight? O A. 0.1900 B. 0.6360 O C. 0.5893 O D. 0.4107
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Assume that 12 jurors are randomly selected from a population in which 86% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities. � �(�) 0 0+ 1 0+ 2 0+ 3 0+ 4 0+ 5 0.0004 6 0.0028 7 0.0148 8 0.0569 9 0.1553 10 0.2863 11 0.3197 12 0.1637 Find the probability of exactly 5 Mexican-Americans among 12 jurors.�(�=5)= Find the probability of 5 or fewer Mexican-Americans among 12 jurors.�(�≤5)= Does the occurrence of 5 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican-Americans?
A student gets selected by 53% to go on a science trip. Let X = the number of students who get selected in the next 6 students we have chosen at random. what is the probability that X is at most 1 O a. 0.989221 O b. 0.022164 O c. 0.083711 O d. 0.977836
The amount of time it takes for a student to complete a statistics quiz is uniformly distributed between 27 and 56 minutes. One student is selected at random. Find the probability of the following events. A. The student requires more than 52 minutes to complete the quiz. = B. The student completes the quiz in a time between 32 and 37 minutes. = C. The student completes the quiz in exactly 44.17 minutes. =
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A B D Order Accurate 315 276 231 145 Order Not Accurate 38 50 35 13 If two orders are selected, find the probability that they are both accurate. Complete parts (a) and (b) below. a. Assume that the selections are made with replacement. Are the events independent? The probability is The events independent. (Do not round until the final answer. Round to four decimal places as needed.) b. Assume that the selections are made without replacement. Are the events independent? The probability is The events independent. (Do not round until the final answer. Round to four decimal places as needed.)
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A Order Accurate 332 279 232 138 Order Not Accurate 39 53 40 10 If two orders are selected, find the probability that they are both accurate. Complete parts (a) and (b) below. a. Assume that the selections are made with replacement. Are the events independent? The probability is The events independent. (Do not round until the final answer. Round to four decimal places as needed.) b. Assume that the selections are made without replacement. Are the events independent? The probability is |. The events independent. (Do not round until the final answer. Round to four decimal places as needed.)
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Order Accurate Order Not Accurate Drive-thru Restaurant C 246 36 A 313 40 example B 270 56 If two orders are selected, find the probability that they are both from Restaurant D. a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent? D 140 16 Get more help. a. Assume that the selections are made with replacement. Are the events independent? The probability of getting two orders from Restaurant D is The events first order the probability of the choice of the second order. (Do not round until the final answer. Round to four decimal places as needed.) (...) Clear all independent because choosing Check answer
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