Question
Onestudy, based on responses from 1,024randomly selectedteenagers, concluded that 41%of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to
Onestudy, based on responses from 1,024randomly selectedteenagers, concluded that 41%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.
A.Formulate the null and alternative hypotheses.
Ho:
Ha:
.1. Find the test statistic. Z= ______ (two decimal places)
2. find the P value. P-value=______ (4 decimal places)
3..State the conclusion. Choose the correct answer below. A. Do not reject Ho. 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. B. Reject Ho. 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. C. Reject H0. 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. D. Do not reject H0. 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.
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