You Have Estimated the Relationship Between Testscores and the Student-Teacher $\widehat{\text { TestScore} }$

Multiple Choice

You have estimated the relationship between testscores and the student-teacher ratio under the assumption of homoskedasticity of the error terms. The regression output is as follows: $\widehat{\text { TestScore} }$ = 698.9 - 2.28 × STR, and the standard error on the slope is 0.48. The homoskedasticity-only "overall" regression F- statistic for the hypothesis that the Regression R² is zero is approximately

A) 0.96
B) 1.96
C) 22.56
D) 4.75