In the Two-Factor ANOVA Where a Is the Number of Factor

question 8

Multiple Choice

In the two-factor ANOVA where a is the number of factor A levels,b is the number of factor B levels,and r is the number of replicates,the number of degrees of freedom for interaction is:

• A)(a − 1)(b − 1)
• B)abr − 1
• C)(a − 1)(r − 1)
• D)n − ab

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