QUESTION 2 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. 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. B) Are the events “male” and “an adult watches for calories and fat content” mutually exclusive? Justify your answer.
QUESTION 2 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. 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. B) Are the events “male” and “an adult watches for calories and fat content” mutually exclusive? Justify your answer.
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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QUESTION 2
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.
|
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.
- B) Are the
events “male” and “an adult watches for calories and fat content” mutually exclusive? Justify your answer.
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