Below is a regression equation predicting children's math achievement from their parents' education level (years of education). Y = 1 + 2x, where x is the number of years of parental education.
What would be the predicted score for a child whose parents had 10 years of education?
A) 21
B) 20
C) 12
D) 11

Question

Quizplus · Accepted Answer

The regression equation is Y = 1 + 2x. Plugging in x = 10 (years of parental education), we get Y = 1 + 2(10) = 1 + 20 = 21.

Below Is a Regression Equation Predicting Children's Math Achievement from Their