Information on consumer satisfactions of three price groupings for beer-high, medium, and low-were obtained from a random sample of 125 consumers. The sums of squares for these satisfaction measures are given in the accompanying table. Complete the analysis of variance table, and test the null hypothesis that the population mean satisfaction levels are the same for all three price groupings.
Source of Variation Sum of Squares
Between consumers .........37,571.5
Between brands ...............32,987.3
Error ...............................55,710.7