Question: Consider the data with analysis shown in the following computer output: LevelNMeanStDevA6 87.753 4.999 B5 76.167 6.555 C6 80.000 9.230 D7 69.333 6.154 SourceDFSSMSFPGroups3 1139.27

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

LevelNMeanStDevA6

87.753

4.999

76.167

6.555

80.000

9.230

69.333

6.154

SourceDFSSMSFPGroups3

1139.27

379.76

7.99

0.001

Error20

950.02

47.50

Total23

2089.29

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=

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