Question: For the following data, assume that the three groups have a common population variance, 2 p . Estimate 2 p . Group 1

For the following data,

Group 1 3 35249 8 Group 2 Group 3 4 4 3

assume that the three groups have a common population variance, σ
2 p . Estimate σ
2 p .

Group 1 3 35249 8 Group 2 Group 3 4 4 3 8 10 69867999 7425 X = 4.75 X2 = 4.62 X2 4.62 X3 = 7.75 s=6.214 $23.982 $ = 2.214

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