A regression analysis of hours spent exercising and ounces of weight loss had a slope of 3. We would predict that
A) for every 1 hour of exercise, a person would lose 3 ounces of weight.
B) for every ounce lost, a person has to exercise for 7 hours.
C) every hour of exercise would have no effect on weight.
D) The slope cannot be used to make predictions, you need the intercept.

Question

Quizplus · Accepted Answer

The slope of 3 indicates that for every one unit increase in hours of exercise, there is a corresponding increase in weight loss of 3 units. Therefore, for every 1 hour of exercise, a person is predicted to lose 3 ounces of weight.

A Regression Analysis of Hours Spent Exercising and Ounces of Weight