Show transcribed image text Student ID: Question 5 A distributed with produces piston rings for automobile engine. It is known (4 points) b) (4 points) a two-sided confidence of 25 rings has a mean What 96% 74,205. is the confidence level interval on the Piston R74 associated with the fo mean c) points)Compare the confidence level you in with one in (a) commem and a m 12,5 hours. We a battery is known to be found (b) the batteries, urs of a) (5 points) wish to test approximately normally 40 b) (5 Using an region of 40 with Answer: points) What should be 39 s hours the sample X s 41. size if want Ca type I we the error to (a) not exceed 3%.
Student ID: Question 5 A distributed with produces piston rings for automobile engine. It is known (4 points) b) (4 points) a two-sided confidence of 25 rings has a mean What 96% 74,205. is the confidence level interval on the Piston R74 associated with the fo mean c) points)Compare the confidence level you in with one in (a) commem and a m 12,5 hours. We a battery is known to be found (b) the batteries, urs of a) (5 points) wish to test approximately normally 40 b) (5 Using an region of 40 with Answer: points) What should be 39 s hours the sample X s 41. size if want Ca type I we the error to (a) not exceed 3%.





