Show transcribed image text 25. Direct Mailing Company sells computers and computer parts by mail. The company claims that at least 95% of all orders are mailed within 72 hours after they are received. The quality control department at the company often takes samples to check if this claim is valid. A recently taken sample of 150 orders showed that 135 of them were mailed within 72 hours. Do you think the company's claim is true? Use a 2.5% significance level.
25. Direct Mailing Company sells computers and computer parts by mail. The company claims that at least 95% of all orders are mailed within 72 hours after they are received. The quality control department at the company often takes samples to check if this claim is valid. A recently taken sample of 150 orders showed that 135 of them were mailed within 72 hours. Do you think the company's claim is true? Use a 2.5% significance level.
