A party poll. At a party there are 20 students over age 21 and 40 students under
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A party poll. At a party there are 20 students over age 21 and 40 students under age 21. You choose at random 2 of those over 21 and separately choose at random 4 of those under 21 to interview about attitudes toward alcohol. You have given every student at the party the same chance to be interviewed: what is that chance? Why is your sample not an SRS?
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Statistics Concepts And Controversies
ISBN: 9781429277761
7th Edition
Authors: David S Moore, William I Notz
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