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Question 2 A group of 200 women and girls is surveyed. 120 of them are under 30 and of these 120, 70 attend the gym regularly. Of the women over 30, 40% attend the gym on a regular basis. (a) Construct a table to show the distribution of Over30/under 30 and attend gym/Don't attend gym. (b) Given that a woman is under 30, what is the probability that she will attend the gym on a regular basis (c) Given that a woman attends the gym on a regular basis, what is the probability that she is over 30?

Question 2 A group of 200 women and girls is surveyed. 120 of them are under 30 and of these 120, 70 attend the gym regularly. Of the women over 30, 40% attend the gym on a regular basis. (a) Construct a table to show the distribution of Over30/under 30 and attend gym/Don't attend gym. (b) Given that a woman is under 30, what is the probability that she will attend the gym on a regular basis (c) Given that a woman attends the gym on a regular basis, what is the probability that she is over 30?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Question 2 A group of 200 women and girls is surveyed. 120 of them are under 30 and of these 120, 70 attend the gym regularly. Of the women over 30, 40% attend the gym on a regular basis. (a) Construct a table to show the distribution of Over30/under 30 and attend gym/Don't attend gym. (b) Given that a woman is under 30, what is the probability that she will attend the gym on a regular basis (c) Given that a woman attends the gym on a regular basis, what is the probability that she is over 30?
Transcribed Image Text:Question 2 A group of 200 women and girls is surveyed. 120 of them are under 30 and of these 120, 70 attend the gym regularly. Of the women over 30, 40% attend the gym on a regular basis. (a) Construct a table to show the distribution of Over30/under 30 and attend gym/Don't attend gym. (b) Given that a woman is under 30, what is the probability that she will attend the gym on a regular basis (c) Given that a woman attends the gym on a regular basis, what is the probability that she is over 30?
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