Discussion:
Q: How do I create interval estimate for the difference between the average fees of the 2 restaurants at a confidence co-effiecent at 95%
Olive Garden Swiss Chalet
Sample size 50 45
Sample mean $22 $18
Standard deviation $3.00 $3.25
What do I need to do to find out the difference in amount spent at the restaurants (sample means)? What test statistic do I use?