Jennifer Wants to Find a 95% Confidence Interval for the Time

question 24

True/False

Jennifer wants to find a 95% confidence interval for the time it takes her to get to work. She kept records
for 30 days and found her average time to commute to work was 20.5 minutes with a standard deviation
of 3.9 minutes. Jennifer's maximum error of estimate would be 1.4 minutes.

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Definitions:

NRA Codes

Regulations established by the National Recovery Administration during the New Deal in the United States to set fair competition standards, establish minimum wages, and limit work hours to stimulate economic recovery.

Radio Sermons

This term describes the broadcasting of religious messages, teachings, or services over the radio, reaching a wider audience beyond traditional churchgoers.

Charles Coughlin

A controversial Roman Catholic priest who became a popular radio broadcaster in the 1930s and 1940s, known for his political and economic opinions.