View Policies Current Attempt in Progress How Many Hours on a Computer? Exercise 1.24 introduces high school seniors in Pennsylvania. One of the variables is C computer during the previous week. In the sample, 447 stud with a standard deviation of 17.688. Find and interpret a 99' school seniors in Pennsylvania spend on the computer. Confidence interval (round to three decimal places): i Interpretation: eTextbook and Media Save for Later

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How Many Hours on a Computer? Exercise 1.24 introduces the dataset PASeniors which includes many variables on a sample of
high school seniors in Pennsylvania. One of the variables is ComputerHours, which gives the number of hours the student spent on a
computer during the previous week. In the sample, 447 students answered the question, and the sample mean was 16.740 hours
with a standard deviation of 17.688. Find and interpret a 99% confidence interval for the mean number of hours per week that high
school seniors in Pennsylvania spend on the computer.
Confidence interval (round to three decimal places): i
to
Interpretation:
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Transcribed Image Text:く View Policies Current Attempt in Progress How Many Hours on a Computer? Exercise 1.24 introduces the dataset PASeniors which includes many variables on a sample of high school seniors in Pennsylvania. One of the variables is ComputerHours, which gives the number of hours the student spent on a computer during the previous week. In the sample, 447 students answered the question, and the sample mean was 16.740 hours with a standard deviation of 17.688. Find and interpret a 99% confidence interval for the mean number of hours per week that high school seniors in Pennsylvania spend on the computer. Confidence interval (round to three decimal places): i to Interpretation: eTextbook and Media Attempts: 0 of 6 used Submit Answer Save for Later
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