What are the factors of x2 - 64? 01) Prime
2) (x - 4)(x + 16)
3) (x-8)(x - 8)
4) (x + 3)(x – 8)

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?