Question

In a study of physical fitness, a random sample college students volunteered to exercise. Their exercise...

In a study of physical fitness, a random sample college students volunteered to exercise. Their exercise capacity times (in minutes) are given below. Answer the following questions.

13.0 21.0 13.5 35.0 20.5 27.0 28.0 28.0 23.0 13.0 53.0 51.0

Calculate a 99% CI for the population mean capacity time.

Homework Answers

Answer #1
Values ( X )
13 200.6954
21 38.0282
13.5 186.7787
35 61.3606
20.5 44.4449
27 0.0278
28 0.6944
28 0.6944
23 17.3614
13 200.6954
53 667.3594
51 568.0262
Total 326.0 1986.1668

Mean   

Standard deviation    

Confidence Interval



Lower Limit =
Lower Limit = 15.1192
Upper Limit =
Upper Limit = 39.2142
99% Confidence interval is ( 15.1192 , 39.2142 )

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