Advanced Placement (AP)

The plant manager of a company that makes pillows claims that only 8 percent of the pillows made have a stitching defect. The quality control director thought that the percent might be different from 8 percent and selected a random sample of pillows to test. The director tested the hypotheses H0:p=0.08 versus Ha:p≠0.08 at the significance level of α=0.05. The p-value of the test was 0.03. Assuming all conditions for inference were met, which of the following is the correct conclusion?

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