What the answer to this

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?

The slope of the line whose equation is y - 3 = 0 is 0 3 no slope

In austin texas 8 bats ate 40 grams of insects in one night at this rate how many grams of insects could 64 bats eat in one night