Suppose that a researcher using on class size CS and average

Suppose that a researcher using on class size (CS) and average test scores (TS) for 106 third grade classes, estimates the following OLS sample regression function:

Please interpret the coefficient on “CS”, ie, the number \"-5.7618\"

Solution

ANSWER:

The coefficient of class size means that with an increase in class size by 1 , the average test scores will go down by -5.7618.