The owner of an appliance store is interested in the relationship between the price at which an item is sold (regular or sale price) and the customer's decision on whether to purchase and extended warranty. After analyzing her records, she produced the following joint frequencies: Did not purchase extended warranty extended warranty Purchased Regular Price 21 51 Sale Price 14 49 (a) Find the probability that a randomly selected customer buys the extended warranty Probability =O (b) Find the probability that a randomly selected customer buys on sale or buys the extended warranty. Probability = (c) Find the probability that a randomly selected customer buys the extended warranty, given that they bought on sale. Probability - (d) Are the events 'Buy on sale' and "Purchase extended warranty' mutually exclusive? Explain in your written work. O A. True O B. False

The owner of an appliance store is interested in the relationship between the price at which an item is sold (regular or sale price) and the customer's decision on whether to purchase and extended warranty. After analyzing her records, she produced the following joint frequencies: Did not purchase extended warranty extended warranty Purchased Regular Price 21 51 Sale Price 14 49 (a) Find the probability that a randomly selected customer buys the extended warranty Probability =O (b) Find the probability that a randomly selected customer buys on sale or buys the extended warranty. Probability = (c) Find the probability that a randomly selected customer buys the extended warranty, given that they bought on sale. Probability - (d) Are the events 'Buy on sale' and "Purchase extended warranty' mutually exclusive? Explain in your written work. O A. True O B. False

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

The owner of an appliance store is interested in the relationship between the price at which an item is sold (regular or sale price) and the customer's decision on whether to purchase and extended warranty. After analyzing her records, she produced the following joint frequencies:
Purchased
Did not purchase
extended warranty
extended warranty
Regular Price
21
51
Sale Price
14
49
(a) Find the probability that a randomly selected customer buys the extended warranty
Probability =
(b) Find the probability that a randomly selected customer buys on sale or buys the extended warranty.
Probability =
(c) Find the probability that a randomly selected customer buys the extended warranty, given that they bought on sale.
Probability =
(d) Are the events 'Buy on sale' and 'Purchase extended warranty' mutually exclusive? Explain in your written work.
O A. True
O B. False

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