I want to study this question to prepare for final what is the difference betwee

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I want to study this question to prepare for final what is the difference between z interval and t interval? difference between sample and proportion? difference between 1 proportion and 2 proportion?

Q9 A survey asked people "On what percent of days do you get more than 30 minutes of vigorous exercise?" Using their responses we want to estimate the difference in exercise frequency between men and women. We should use a B) 2-proportion z-interval C) 1-sample t-interval A) 1-proportion z-interval D) 2-sample t-interval E) matched pairs t-interval

Explanation / Answer

Ans: 2-proportion z-interval (Option B)

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