Only about 17% of all people can wiggle their ears. Is this percent different for millionaires? Of the 356 millionaires surveyed, 78 could wiggle their ears. What can be concluded at the αα = 0.05 level of significance?   The test statistic=       (please show your answer to 3 decimal places.)   The p-value =              (Please show your answer to 3 decimal places.)

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.