Exercises 5.1 Suppose that a rescarcher, using data on class size (CS) and average test scores from 100 third-grade classes, estimates the OLS regression TestScore- 520.4 - 5.82 x CS, R² =0.08, SER =...

Exercises<br>5.1 Suppose that a rescarcher, using data on class size (CS) and average test<br>scores from 100 third-grade classes, estimates the OLS regression<br>TestScore- 520.4 - 5.82 x CS, R² =0.08, SER = 11.5.<br>(20.4) (2.21)<br>a. Construct a 95% confidence interval for B, the regression slope coef-<br>ficient.<br>b. Calculate the p-value for the two-sided test of the null hypothesis<br>Hs B1 -0. Do you reject the null hypothesis at the 5% level? At the<br>1% level?<br>

Extracted text: Exercises 5.1 Suppose that a rescarcher, using data on class size (CS) and average test scores from 100 third-grade classes, estimates the OLS regression TestScore- 520.4 - 5.82 x CS, R² =0.08, SER = 11.5. (20.4) (2.21) a. Construct a 95% confidence interval for B, the regression slope coef- ficient. b. Calculate the p-value for the two-sided test of the null hypothesis Hs B1 -0. Do you reject the null hypothesis at the 5% level? At the 1% level?

Jun 09, 2022

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Exercises 5.1 Suppose that a rescarcher, using data on class size (CS) and average test scores from 100 third-grade classes, estimates the OLS regression TestScore- 520.4 - 5.82 x CS, R² =0.08, SER =...

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