The table below lists adult weights of individuals who are on three separate tre

Question

The table below lists adult weights of individuals who are on three separate treatment programs (Treatment A, B, and C) to help reduce weight. The weights of individuals in each treatment program are listed on the top most table. For your convenience, the number of observations (n) mean, and standard deviation of each treatment program is listed in the bottom most table. Knowledge of calculating n, mean and standard deviation is expected and thus is provided (these may or may not be provided on exams). What are the degrees of freedom for the columns and row that you'll being using on the F-Table, respectively? 18.2 21.3 3.21 2.18

Explanation / Answer

Source df

Treatments 3-1=2

Error 20-2=18

Total 21-1=20

Hence degrees of freedom is 2 and 18

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