In the one-way ANOVA where k is the number of treatments and n is the number of observations in all samples,the number of degrees of freedom for error is:
A)k − 1
B)n − 1
C)n − k
D)n − k + 1

Question

Quizplus · Accepted Answer

The number of degrees of freedom for error in a one-way ANOVA is calculated as the total number of observations across all samples (n) minus the number of treatments (k). This accounts for the variability within groups.

In the One-Way ANOVA Where K Is the Number of Treatments