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The ANOVA summary table below is the result of a regression of sales on year of sales. Is the relationship statistically significant at .05? Comment.

Source of Variation Sum of Square d.f. Mean Square F-Value
Explained by regression 605,370,750 1 605,370,750 3.12
Unexplained by regression 1,551,381,712 8 193,922,714
Total 9

Solution Summary

The solution provides step by step method for the calculation of F test statistic for ANOVA . Formula for the calculation and Interpretations of the results are also included.