Medical Records Indicate That People with More Education Tend to Live

Multiple Choice

Medical records indicate that people with more education tend to live longer; the correlation is 0.48.
The slope of the linear model that predicts lifespan from years of education suggests that on average
People tend to live 0.8 extra years for each additional year of education they have. The slope of the
Line that would predict years of education from lifespan is

A) 0.384
B) 1.67
C) 0.8
D) 1.25
E) 0.288