A pipes manufacturer makes pipes with a length that is supposed to…

Question Answered step-by-step A pipes manufacturer makes pipes with a length that is supposed to… A pipes manufacturer makes pipes with a length that is supposed to be 11 inches. A quality control technician sampled 19 pipes and found that the sample mean length was 11.07 inches and the sample standard deviation was 0.19 inches. The technician claims that the mean pipe length is not 11 inches. What type of hypothesis test should be performed?  What is the test statistic?  Does sufficient evidence exist at the α=0.01 significance level to support the technician’s claim? Yes or No  Math Statistics and Probability MATH 221 Share QuestionEmailCopy link Comments (0)

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