1. Choose a color of M&M. Using your data, calculate the 90%, 95%, and 99% confidence intervals for the population mean number of that color of M&Ms in a pack. You may assume that the M&M are approximately normally distributed. Which form of the formula did you use and why?
M & M Red Green Brown Blue Yellow Orange Total Bg
Bag 1 5 2 4 5 3 3 22
Bag 2 4 3 3 4 3 8 25
Bag 3 8 2 3 1 4 2 21
Bag 4 3 4 0 4 5 4 23
Bag 5 6 5 4 5 3 2 21
Total 26 16 16 19 18 19 112