Four hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. 18–2425–3435–5555 and overTotalLiked Crunchicles22171782138Disliked Crunchicles2430251392No Preference53373644170Total998478139400One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions.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?

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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.

	18–24	25–34	35–55	55 and over	Total
Liked Crunchicles	22	17	17	82	138
Disliked Crunchicles	24	30	25	13	92
No Preference	53	37	36	44	170
Total	99	84	78	139	400

One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions.

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?

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