Question #59960
Construct a 95% confidence interval for the population mean of hourly wage. What sample size would you need if you wanted the confidence interval to have a width of at most $1 on either side of the sample mean (so $2 in total)?
Population mean: 5.185577655
Hourly wage:
1.878125
2.0125
2.058333
2.510417
2.752404
2.754464
3.007813
3.127404
3.188101
3.360902
3.367789
3.800481
3.822917
3.848558
3.851923
4.165865
4.357778
4.810096
5.071875
5.164063
5.5025
5.771635
5.771635
5.8675
5.985043
7.503125
8.079327
12.5025
12.65825
15.62891
Population mean: 5.185577655
Hourly wage:
1.878125
2.0125
2.058333
2.510417
2.752404
2.754464
3.007813
3.127404
3.188101
3.360902
3.367789
3.800481
3.822917
3.848558
3.851923
4.165865
4.357778
4.810096
5.071875
5.164063
5.5025
5.771635
5.771635
5.8675
5.985043
7.503125
8.079327
12.5025
12.65825
15.62891
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#339914 on Dec 2023
#339914 on Dec 2023
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