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In an application to estimate the mean number of miles that downtown employees commute to work roundtrip each day, the following information is given: n:
In an application to estimate the mean number of miles that downtown employees commute to work roundtrip each day, the following information is given:
n: 20
x = 4.33
s= 3.50
Based on the information, the upper limit for a 95% confidence interval estimate for the true population mean is:
a) Nearly 12.0 miles
b) about 5.86 miles
c) About 5.97 miles
d) about 7.83 miles
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