Question: Chapter 8, Section 2, Exercise 034 Your answer is partially correct.Consider the data with analysis shown in the following computer output: Level N Mean StDev

Chapter 8, Section 2, Exercise 034

Your answer is partially correct.Consider the data with analysis shown in the following computer output:

Level N Mean StDev

A 4 10.500 2.791

B 5 16.800 2.168

C 6 10.800 2.387

Source DF SS MS F P

Groups 2 115.88 57.94 10.74 0.002

Error 12 64.73 5.39

Total 14 180.61

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.

The pooled standard deviation is

.

degrees of freedom is

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