Four hundred consumers are 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 25-34 35-55 55 and over Total 18 56 One Express your answers as REDUCED fractions. 5 2 49 56 way is selected at random. O No 5 90 113 9 3 78 90 0 10 85 302 141 400 a. What is the probability That the selected consumer likes Crunchicles? b. What is the probability that the consumer likes Crunchicles, given that he/she is 18-24 years of age? c. Are being 18-24 years of age and liking Crunchicles independent events?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Four hundred consumers are 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 25-34 35-55 55 and over Total
18
56
One
Express your answers as REDUCED fractions.
5
2
49
56
way is selected at random.
5
90
113
9
3
78
90
0
10
85
302
141 400
a. What is the probability That the selected consumer likes Crunchicles?
b. What is the probability that the consumer likes Crunchicles, given that he/she is 18-24 years of
age?
c. Are being 18-24 years of age and liking Crunchicles independent events?
O No
Yes
Transcribed Image Text:Four hundred consumers are 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 25-34 35-55 55 and over Total 18 56 One Express your answers as REDUCED fractions. 5 2 49 56 way is selected at random. 5 90 113 9 3 78 90 0 10 85 302 141 400 a. What is the probability That the selected consumer likes Crunchicles? b. What is the probability that the consumer likes Crunchicles, given that he/she is 18-24 years of age? c. Are being 18-24 years of age and liking Crunchicles independent events? O No Yes
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