In an ANOVA summary report,the degrees of freedom are equal to the number of data points in the sample - 1 (N - 1).

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The degrees of freedom in an ANOVA summary report represent the number of independent pieces of information in the data. In a sample of N data points, there are N - 1 independent pieces of information because the sum of the data points is always equal to the total sample size.

In an ANOVA Summary Report,the Degrees of Freedom Are Equal