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What is the pooled standard deviation

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Reference no: EM132858129

Consider the data with analysis shown in the following computer output:

Level N Mean StDev

A 5 10.700 2.612

B 5 16.800 2.168

C 5 10.800 2.387

Source DF SS MS F P

Groups 2 122.03 61.02 10.63 0.002

Error 12 68.88 5.74

Total 14 190.91

What is the pooled standard deviation? What degrees of freedom are used in doing inferences for these means and differences in means?

Round your answer for the pooled standard deviation to two decimal places.

Reference no: EM132858129

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