Experimental subjects in four treatment groups are measured

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Reference no: EM13626347

Experimental subjects in four treatment groups are measured with the following results

Groups	Size	Mean	Variance
A	6	14.1	12.8
B	5	7	5.9
C	9	19.3	40
D	8	19.4	13.8

What is the sum of squares for error (within groups)?

Reference no: EM13626347

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