Question: The following data are from a completely randomized design. a. Compute the sum of squares between treatments. b. Compute the mean square between treatments. c.

The following data are from a completely randomized design.

a. Compute the sum of squares between treatments.

b. Compute the mean square between treatments.

c. Compute the sum of squares due to error.

d. Compute the mean square due to error.

e. Set up the ANOVA table for this problem.

f. At the = . 05 level of significance, test whether the means for the three treatments are equal.

A B C
162 149 123
142 158 122
165 129 136
145 149 141
147 132 153
175 141 129
SAMPLE MEAN 156 143 134
SAMPLE VARIANCE 175.2 123.6 140.8

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