I would like to know how to calculate the number of observations n from ANOVA table if the following is given:

RSS = 400

Total DF = 49

MSR = 1.93

I would like to know how to calculate the number of observations n from ANOVA table if the following is given:

RSS = 400

Total DF = 49

MSR = 1.93

You don’t give enough information to solve the problem.

You should be able to get it from DF, if you know k

Here’s my messy revision picture:

Um . . . yes: n = 50.

Nice journey to the center of the earth.