Question 18 (1 point)

A tire manufacturer wants to estimate the average number of miles that may be driven in a tire of a certain type before the tire wears out. Assume the population is normally distributed. A random sample of tires is chosen and are driven until they wear out and the number of thousands of miles is recorded, find the 97% confidence interval using the sample data.

See Attached Excel for Data

miles data.xlsx

Question 18 options:

	(27.144, 33.356)
	(26.862,33.638)
	(28.746, 35.754)
	(26, 34)
	(26.025, 34.475)

32

33

28

37

29

30

22

35

23

28

30

36