Question 5 of 20 > -/ 1 View Policies Current Attempt in Progress A sample of 148 college students at a large university reports getting an average of 6.85 hours of sleep last night with a standard deviation of 2.12 hours. Construct a 98% confidence interval for the average amount of sleep students at this university got last night. Use two decimal plac in your margin of error. 6.38 to 7.32 hours O 6.44 to 7.26 hours O 6.49 to 7.21 hours O 6.53 to 7.17 hours Attempts: 0 of 1 used Submit Answe Save for Later

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A sample of 148 college students at a large university reports getting an average of 6.85 hours of sleep last night with a standard
deviation of 2.12 hours.
Construct a 98% confidence interval for the average amount of sleep students at this university got last night. Use two decimal places
in your margin of error.
6.38 to 7.32 hours
06.44 to 7.26 hours
O 6.49 to 7.21 hours
O 6.53 to 7.17 hours
Attempts: 0 of 1 used
Submit Answer
Save for Later
Transcribed Image Text:Question 5 of 20 く <> -/1E View Policies Current Attempt in Progress A sample of 148 college students at a large university reports getting an average of 6.85 hours of sleep last night with a standard deviation of 2.12 hours. Construct a 98% confidence interval for the average amount of sleep students at this university got last night. Use two decimal places in your margin of error. 6.38 to 7.32 hours 06.44 to 7.26 hours O 6.49 to 7.21 hours O 6.53 to 7.17 hours Attempts: 0 of 1 used Submit Answer Save for Later
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