The following ANOVA summary table was obtained from a multiple regression model with two independent variables:

Souce of variation Sum of square Degree of freedom Mean sum of square F-value
Regression 12.62 2 ? ?
Error 0.78 12 ?
Total 13.40 14

i. Determine the mean sum square due to regression, the mean sum square due to error and F-value.

ii. Test the significance of overall model at 5% level of significance.

iii. Compute coeff of determination and interpret its value.

iv. Find standard error of estimate.

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