1)A researcher hypothesizes that graduate students in some fields enjoy life more than graduate students in other fields.She conducts a survey of graduate students in three fields (political science, economics, and psychology) to assess their sense of wellbeing.Her scale ranges from 1 (Extremely Unhappy) to 7 (Extremely Happy)

Political Science

4 6 4 6 5 3 7

Economics

1 2 4 1 3 2 5

Psychology

4 2 2 5 3 5 3

A)What is the mean in each group?

Political Science____________

Economics________________

Psychology________________

B)Sum of squares: SStotal________, SSwithin_______, SSbetween_______ ?

C)Mean Squares: MSbetween_____, MSwithin_____?

D)Calculated F-Score_____________________

Can we reject the null hypothesis of no difference between fields?__________________

I can calculate the means however I don't understand how to get the squares and f f-score. Will someone help me please?