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Question 161

Multiple Choice

Use the following to answer the questions below:
Many major television networks air coverage of the incoming election results during primetime hours. The provided boxplot displays the amount of time (in minutes) spent watching election coverage for a random sample of 25 U.S. adults. In this sample, the average time spent watching election coverage was 80.44 minutes with standard deviation of 43.99 minutes.
-Construct a 90% confidence interval for the average amount of time U.S. adults spent watching election coverage. Use two decimal places in your margin of error.


A) 65.39 to 95.49 hours
B) 66.24 to 94.64 hours
C) 68.14 to 92.74 hours
D) 71.33 to 89.55 hours

Correct Answer:

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