Question

# The data in the table is the number of absences for 77 students and their corresponding...

The data in the table is the number of absences for 77 students and their corresponding grade.

 Number of Absences Grade 2 4 4 5 6 7 7 3.7 3.5 3.4 3.2 3 2.4 2

Step 2 of 5 :

Calculate the estimated variance of errors, s2e. Round your answer to three decimal places.

Using Excel

regression result

 SUMMARY OUTPUT Regression Statistics Multiple R 0.915277826 R Square 0.837733499 Adjusted R Square 0.805280199 Standard Error 0.272868362 Observations 7 ANOVA df SS MS F Significance F Regression 1 1.922 1.922 25.81350729 0.003832172 Residual 5 0.372285714 0.074457143 Total 6 2.294285714 Coefficients Standard Error t Stat P-value Lower 95% Intercept 4.578571429 0.322037518 14.21750935 3.10054E-05 3.750747633 Number of Absences -0.31 0.061015221 -5.080699488 0.003832172 -0.466844618

estimated variance of errors

= MSE

= 0.074457143

= 0.074

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