Use the Following

Use the following
Suppose that a 95% confidence interval for the slope of a regression line based on a sample of size n = 100 and the percentiles of the slopes for 1,000 bootstrap samples goes from 2.50 to 2.80. For each change described (with all else staying the same) , indicate which of the three confidence intervals would be the most likely result.
-Increase the confidence level to 99%.

A) 2.53 to 2.77 (narrower)
B) 2.50 to 2.80 (the same)
C) 2.46 to 2.84 (wider)

Correct Answer:

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