Use the following to answer the questions below:
November 6, 2012 was election day. Many of the major television networks aired coverage of the incoming election results during the primetime hours. The provided table displays the amount of time (in minutes) spent watching election coverage for a random sample of 25 U.S. adults.

-Suppose you wish to use the percentiles of your bootstrap distribution to provide a 92% confidence interval for the mean amount of time (in minutes) U.S. adults spent watching election coverage on election night. Which percentiles would you use?
A) The 4%- and 96%-iles.
B) The 1%- and 99%-iles.
C) The 2%- and 98%-iles.
D) The 5%- and 95%-iles.

Question

Use the following to answer the questions below:
November 6, 2012 was election day. Many of the major television networks aired coverage of the incoming election results during the primetime hours. The provided table displays the amount of time (in minutes) spent watching election coverage for a random sample of 25 U.S. adults.
 
-Suppose you wish to use the percentiles of your bootstrap distribution to provide a 92% confidence interval for the mean amount of time (in minutes) U.S. adults spent watching election coverage on election night. Which percentiles would you use?
A) The 4%- and 96%-iles. 
B) The 1%- and 99%-iles. 
C) The 2%- and 98%-iles. 
D) The 5%- and 95%-iles.

Quizplus · Accepted Answer

The 4%- and 96%-iles would be used to provide a 92% confidence interval. This is because the 4% of the data is below the lower bound of the confidence interval, and the 96% of the data is above the upper bound of the confidence interval.

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