Open StatKey and choose One Quantitative Variable. Select the variable STUDENT SURVEY(Exercise Hours). Find the mean,
standard deviation, and sample size.
The mean hours is 9.054 and the standard deviation is 5.741.
The sample size is 361
Blank 2,5.741
Blank 3361
Question 2
Refer to #1: What critical value would we use to compute the margin of error for a 90% confidence interval in this case?
Open StatKey and choose One Quantitative Variable.Select the variable STUDENT SURVEY(Exercise Hours).Find the mean,
standard deviation,and sample size
The mean hours is 9.054 and the standard deviation is 5.741
The sample size is 361
Blank 1 9.054
Blank 2 5.741
Blank3 361
Question 2
1 Point
Refer to #1:What critical value would we use to compute the margin of error for a 9o% confidence interval in this case?
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