Kendra fed her dog 3 of a bag of dog food last week and 40 of the 10 100
bag this week. How much of the bag did Sam's dog eat in all?

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?