A machine is set to fill the small-size packages of M & M candies with 61 candies per bag. A sample revealed two bags of 60 , two bags of 63 , three bag of 64 , and three bags of 65 . To test the hypothesis that thelmean candies per bag is 62 , how many degrees of freedom are there? a. 3 b. 11 c. 10 d. 9.