Mathematics, 12.02.2020 01:32 antoniomunoz424
Researchers have studied the role that the age or workers has in determining the hours per month spent on personal tasks. A sample of 1,686 adults were observed for one month. The data are:
Age Group 18-24 25-44 45-64
Mean 4.17 4.04 4.31
Std Dev 0.75 0.81 0.82
N 241 768 677
Construct a 95 percent confidence interval for the mean hours spent on personal tasks for 45-64 year olds.
Answers: 1
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Researchers have studied the role that the age or workers has in determining the hours per month spe...
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