e) Which drink was the most preferred and what is the probability of preferring that drink?2. Consider the following return rates for items purchased:Retail return ratesShoppers return items bought online at a far higher rateOnlinepurchasesReturn rates by category (both online and in-store)About 30%Auto parts21%Housewares12.3%Apparel10.5%Footwear9.6%Sporting goods9.3%Beauty5.2%Source: WSJa) If Sally sells 27 pairs of shoes during the month, what is the probability Sally has exactly 4 pairsof shoes returned?b) What is the probability that Sally has less than4 pairs of those shoes returned?c) Tom works at Napa and sells auto parts. Tom sold 18 auto parts last week. What is theprobability that Tom gets more than 4 of those parts returned?d) What is the probability that Tom between 2 and 5 of those parts returned?

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Description: e) Which drink was the most preferred and what is the probability of preferring that drink?2. Consider the following return rates for items purchased:Retail return ratesShoppers return items bought online at a far higher rateOnlinepurchasesReturn ra

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2. Consider the following return rates for items purchased: Retail return rates Shoppers return items bought online at a far higher rate Online purchases Return rates by category (both online and in-store) About 30% Auto parts 21% Housewares 12.3% Apparel 10.5% Footwear 9.6% Sporting goods 9.3% Beauty 5.2% Source: WSJ

2. Consider the following return rates for items purchased: Retail return rates Shoppers return items bought online at a far higher rate Online purchases Return rates by category (both online and in-store) About 30% Auto parts 21% Housewares 12.3% Apparel 10.5% Footwear 9.6% Sporting goods 9.3% Beauty 5.2% Source: WSJ

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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Question

e) Which drink was the most preferred and what is the probability of preferring that drink?
2. Consider the following return rates for items purchased:
Retail return rates
Shoppers return items bought online at a far higher rate
Online
purchases
Return rates by category (both online and in-store)
About 30%
Auto parts
21%
Housewares
12.3%
Apparel
10.5%
Footwear
9.6%
Sporting goods
9.3%
Beauty
5.2%
Source: WSJ
a) If Sally sells 27 pairs of shoes during the month, what is the probability Sally has exactly 4 pairs
of shoes returned?
b) What is the probability that Sally has less than4 pairs of those shoes returned?
c) Tom works at Napa and sells auto parts. Tom sold 18 auto parts last week. What is the
probability that Tom gets more than 4 of those parts returned?
d) What is the probability that Tom between 2 and 5 of those parts returned?

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