Answered: Four hundred consumers were surveyed…

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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$Four hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. Liked Crunchicles Disliked Crunchicles No Preference Total 18- 24 25- 35- 55 4 17 45 a 41 22 90 48 9 19 6 34 55 and over 105 66 57 228 Total 135 139 126 400 One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions. If the selected consumer is 70 years old, what is the probability that he/she likes Crunchicles? What is the probability that the consumer is 18-24 years of age, given that he/she dislikes Crunchicles? What is the probability that the selected consumer dislikes Crunchicles? What is the probability that the selected consumer is 35-55 years old or likes Crunchicles?$

Transcribed Image Text:Four hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. Liked Crunchicles Disliked Crunchicles No Preference Total 18- 24 25- 35- 55 4 17 45 a 41 22 90 48 9 19 6 34 55 and over 105 66 57 228 Total 135 139 126 400 One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions. If the selected consumer is 70 years old, what is the probability that he/she likes Crunchicles? What is the probability that the consumer is 18-24 years of age, given that he/she dislikes Crunchicles? What is the probability that the selected consumer dislikes Crunchicles? What is the probability that the selected consumer is 35-55 years old or likes Crunchicles?

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