Only about 18 of all people can wiggle their ears Is this percent higher for...
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Only about 18 of all people can wiggle their ears Is this percent higher for millionaires Of the 302 millionaires surveyed 64 could wiggle their ears Run a hypothesis test to see if the percent of millionaires who can wiggle their ears is more than 18 at the a 0 10 level of significance Use the classical approach a For this study we should use z test for a population proportion b The null and alternative hypotheses would be Ho p H P c The test statistic d The critical value 0 18 0 18 please enter a decimal Please enter a decimal please show your answer to 3 decimal places Please show your answer to 3 decimal places
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