Three hundred adults were asked whether or not they watch for calories and fat content when they buy groceries. TABLE 1 gives the two-way classification of their responses, where yes means that an adult watches for calories and fat content and no means he/she does not watch.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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b. Are the events "male" and “an adult watches for calories and fat content" mutually
exclusive? Justify your answer.
Transcribed Image Text:b. Are the events "male" and “an adult watches for calories and fat content" mutually exclusive? Justify your answer.
Three hundred adults were asked whether or not they watch for calories and fat content when
ге
they buy groceries. TABLE 1 gives the two-way classification of their responses, where yes
means that an adult watches for calories and fat content and no means he/she does not watch.
TABLE 1
Yes
No
Male
55
85
Female
70
90
a. Suppose one adult is selected at random,
i. find the probability that the selected adult watches for calories and fat content.
ii. find the probability that the selected adult is a female or did not watch for calories and
fat content.
Transcribed Image Text:Three hundred adults were asked whether or not they watch for calories and fat content when ге they buy groceries. TABLE 1 gives the two-way classification of their responses, where yes means that an adult watches for calories and fat content and no means he/she does not watch. TABLE 1 Yes No Male 55 85 Female 70 90 a. Suppose one adult is selected at random, i. find the probability that the selected adult watches for calories and fat content. ii. find the probability that the selected adult is a female or did not watch for calories and fat content.
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