Question: The following data are from a completely randomized design. Treatment A B C 120 136 162 126 142 142 145 124 174 138 156 148

The following data are from a completely randomized design.

Treatment
A	B	C
120	136	162
126	142	142
145	124	174
138	156	148
140	152	145

Question:
a. Determine the sample mean. (weight 10)
b. Determine the variance of the three sample means. (weight 10)
c. Determine the sum of squares between treatments. (weight 10)
d. Determine the mean square between treatments. (weight 10)
e. Determine the sum of squares due to error. (weight 10)
f. Determine the mean square due to error. (weight 10)

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