A dictator is concerned about his \"negatives, \" that is, the percentage of the

Question

A dictator is concerned about his "negatives, " that is, the percentage of the country's residents who express disapproval of his job performance. His political committee pays for a series of TV ads, hoping that they can keep the negatives below 70%. They will use follow up polling assess the ads' effectiveness. Write the null and alternative hypotheses you would use to test the situation below. Write the null and alternative hypotheses. H_0: The dictator's "negatives" are H_A: The dictator's "negatives" are increasing. not 70%. less than 70%. decreasing. the same. greater than 70%. equal to 70%.

Explanation / Answer

Solution:

H0: The dictator's "negatives" are equal to 70%
HA: The dictator's "negatives" are less than 70%

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