Sarah Collected the Data on Heights and Weights from 100

Multiple Choice

Sarah collected the data on heights and weights from 100 graduate students. Based on the data, she built a simple linear regression model to predict weight (in lbs) from height (in inches) . The regression line is found to be Y' = 4X - 136. Which of the following statements is the correct interpretation of the equation?

A) When weight increases by 1 lb, height is expected to increase by 4 inches.
B) When weight decreases by 4 lbs, height is expected to increase by 1 inch.
C) When height increases by 1 inch, weight is expected to increase by 4 lbs.
D) When height increases by 4 inches, weight is expected to decrease by 1 lb.