SOLUTION: 1. Name two ways that you can decrease the width of a confidence interval? Why does doing each make the confidence interval smaller? (Hint: You cannot change the standard deviation

Algebra ->  Probability-and-statistics -> SOLUTION: 1. Name two ways that you can decrease the width of a confidence interval? Why does doing each make the confidence interval smaller? (Hint: You cannot change the standard deviation      Log On


   

Question 1162492: 1. Name two ways that you can decrease the width of a confidence interval? Why does doing each make the confidence interval smaller? (Hint: You cannot change the standard deviation on a confidence interval.)
Answer by Edwin McCravy(20065) About Me  (Show Source):
You can put this solution on YOUR website!
1. Use a larger sample.
2. Use a smaller confidence level.
3. If using a two-sided confidence interval, change to a one-sided confidence interval.  It will be narrower. 

Edwin