Answered: Q7 (a) 1% of customers at the snack…

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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Transcribed Image Text:Q7 (a) 1% of customers at the snack counter of a movie theater buy soft drinks. Among those who buy soft drinks, 54% also purchase popcorn. (i) What is the probability that a customer at the counter buys a drink and popcorn? Theaters use this type of calculation to decide which products should be bundled to appeal to Based on the probability so calculated, what is your recommendation customers. Wwhether to bundle the products or not? (ii) If the proportion of customer who buys popcorn is 69% . Then find the probability that a customer will buy a popcorn or a soft drink? (b) Some electronic devices are better used than new: The failure rate is higher when they are new than when they are six months old. For example, 43.10% of the personal music players of a particular brand have a flaw. If the player has the flaw, it dies in the first six months. If it does not have this flaw, then only 3.100% fail in the first six months. Yours died after you had it for three months. What are the chances that it has this flaw?

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