An insurance company hopes to save money on repair to autos involved in accidents. Two body shops in town seem to do most of the repairs and the company wonders one of them is generally cheaper than the other . Form their files of payments made during the past year they select a random sample of ten bills they paid at each repair shop.

Indicate what inference procedure you would use to see if there is a significant difference in the cost of repair rode at these two shops and then decided if it's okay to actual perform that inference procedure check appropriate assumptions and conditions and indicate whether you could or not proceed