The profit of a hot dog vendor earned, in dollars, is proportional to the number of hot dogs sold. The equation represents the proportional relationship between the profit earned (p) and number of hot dogs (h) sold

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?