Use a computer or calculator to complete the calculations and the hypothesis test for this exercise. Delco Products, a division of General Motors, produces commutators designed to be 18.810 mm in overall length. (A commutator is a device used in the electrical system of an automobile.) The following data are the lengths of a sample of 35 commutators taken while monitoring the manufacturing process:
Is there sufficient evidence to reject the claim that these parts meet the design requirement “mean length is 18.810” at the a = 0.01 level of significance?
Answer to relevant QuestionsAcetaminophen is an active ingredient found in more than 600 over-the-counter and prescription medicines, such as pain relievers, cough suppressants, and cold medications. It is safe and effective when used correctly, but ...a. What is the relationship between p = P(success) and q = P(failure)? Explain. b. Explain why the relationship between p and q can be expressed by the formula q = 1 – p c. If P = 0.6 what is the value of q? d. If the ...“You say tomato, burger lovers say ketchup!” According to a recent T.G.I. Friday’s restaurants’ random survey of 1027 Americans, approximately half (47%) said that ketchup is their preferred burger condiment. The ...Using the MINITAB output and information in Exercise 9.79, determine the values of the following terms: a. Point estimate b. Confidence coefficient c. Standard error of the mean d. Maximum error of estimate, E e. Lower ...Find the sample size n needed for a 95% interval estimate in Example
Post your question