Question

A publisher reports that 71% of their readers own a laptop. A marketing executive wants to test the claim that the percentage is actually more than the reported percentage. A random sample of 140 found that 80% of the readers owned a laptop. Is there sufficient evidence at the 0.02 level to support the executive's claim?

Step 1 of 7: State the null and alternative hypotheses.

Step 2 of 7: Find the value of the test statistic. Round your answer to two decimal places.

Step 3 of 7: Specify if the test is one-tailed or two-tailed.

Step 4 of 7: Determine the P-value of the test statistic. Round your answer to four decimal places.

Step 5 of 7: Identify the value of the level of significance.

Step 6 of 7: Make the decision to reject or fail to reject the null hypothesis.

Step 7 of 7: State the conclusion of the hypothesis test.

Option A: There is sufficient evidence to support the claim that the percentage of readers who own a laptop is more than 71%.

Option B: There is not sufficient evidence to support the claim that the percentage of readers who own a laptop is more than 71%.

Answer 1