& Account Overview - Acc X Gradebook X zy Section 6.2 - QNT/275T X course hero log in - Sea X Course Hero * by nals login - Search X Members Login | Natior x + X C n & https://learn.zybooks.com/zybook/QNT_275T_55318202/chapter/6/section/2?content_resource_id=42551286 G Bookmarks b Suggested Sites ) Imported From IE ( eCampus: Login N Netflix ( 18"(3 ) Imported From IE (2) [ New Tab G Google R* Get.smarter.com -.. [Imported From IE (3) Raymour and Flani. > | Other favorites =zyBooks My library > QNT/275T: Statistics for Decision Making home > 6.2: Hypothesis test for a population mean zyBooks catalog ? Help/FAQ @ Bill Mccarthy Feedback? CHALLENGE ACTIVITY 6.2.1: Hypothesis test for a population mean. 380506.1429276.qx3zqy7 Jump to level 1 A pipes manufacturer makes pipes with a length that is supposed to be 12 inches. A quality control technician sampled 27 pipes and found that the sample mean length was 12.08 inches and the sample standard deviation was 0.15 inches. The technician claims that the mean pipe length is not 12 inches. What type of hypothesis test should be performed? Select What is the test statistic? Ex: 0.123 What is the number of degrees of freedom? Ex: 20 Does sufficient evidence exist at the o = 0.1 significance level to support the technician's claim? Select v 3 Check Next Feedback? 12:06 PM 2/14/2022 22