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One study, based on responses from 1,012 randomly selected teenagers, concluded that39% of teenagers cite grades as their greatest source of pressure. Use a 0.05
One study, based on responses from 1,012 randomly selected teenagers, concluded that39% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than half of all teenagers in the population feel that grades are their greatest source of pressure. Formulate the null and alternative hypotheses. Choose the correct answer below. A. Upper H 0H0:=0.5 Upper H Subscript aHa:<0.5 B. Upper H 0H0:=0.5 Upper H Subscript aHa:>0.5 C. Upper H 0H0:<0.5 Upper H Subscript aHa:=0.5 D. Upper H 0H0:=0.5 Upper H Subscript aHa:0.5 Find the test statistic= (Round to two decimal places as needed.) Find the P-value for the found test statistic. P-value= (Round to four decimal places as needed.) State the conclusion. Choose the correct answer below. A. Do not reject Upper H 0H0. There is sufficient evidence to support the claim that fewer than half of all teenagers in the population feel that grades are the greatest source of pressure. B. Reject Upper H 0H0. There is sufficient evidence to support the claim that fewer than half of all teenagers in the population feel that grades are the greatest source of pressure. C. Reject Upper H 0H0. There is insufficient evidence to support the claim that fewer than half of all teenagers in the population feel that grades are the greatest source of pressure. D. Do not reject Upper H 0H0. There is insufficient evidence to support the claim that fewer than half of all teenagers in the population feel that grades are the greatest source of pressure. More Less Click to select your answer(s).
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