Question 1088669
Comparing three or more means: 

Analysis of Variance (ANOVA): 
Assumptions

    The populations from which the samples were obtained must be normally or approximately normally distributed.
    The samples must be independent.
    The variances of the populations must be equal.



your answer is: 

{{{The}}}{{{ sample}}}{{{ sizes}}}{{{ must}}}{{{ be}}}{{{ equal}}}.(not made for the F test for comparing three or more means)