Question inference recap 81 to 112 in each of the following, Ask an Expert

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Question: Inference recap (8.1 to 11.2) In each of the following settings, state which inference procedure you would use. Be specific. For example, you might say "two-sample z test for the difference between two proportions." You do not need to carry out any procedures.29

(a) What is the average voter turnout during an election? A random sample of 38 cities was asked to report the percent of registered voters who actually voted in the most recent election.

(b) Are blondes more likely to have a boyfriend than the rest of the single world? Independent random samples of 300 blondes and 300 nonblondes were asked whether they have a boyfriend.

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