Suppose a sample of 1000 adults was asked \"Do you buy clothes from your mobile

Question

Suppose a sample of 1000 adults was asked "Do you buy clothes from your mobile device?" and the results are summarized in the table to the right. Complete parts (a) through (c) below. a. Is there evidence of a significant difference between the proportion of males and females who say they buy clothing from their mobile devices at the devices at the 0.05 level of significance? Let pi_1 represent the proportion of males who buy clothing from their mobile devices, and let pi_2 represent the proportion of females who buy clothing from their mobile devices. What are the null and alternative hypotheses to test? H_0: pi_1 H_1: pi_1

Explanation / Answer

H0 is that 1=2 or that both proportions are equal

H1 is that 1 is not equal to 2 or that both proportions are unequal.

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