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QUESTION

Chapter 8, Section 2, Exercise 039 Your answer is partially correct. Try again. Consider the data with analysis shown in the following computer...

1581.53

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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