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Suppose you want to use a pairedttest to determine if the population means of before-and-after ...

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Suppose you want to use a pairedttest to determine if the population means of before-and-after ...

Suppose you want to use a pairedt test to determine if the population means of before-and-after measurements are different, and you plan to use samples of size 45. What number of degrees of freedom should you use?

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Introductory Statistics: A Problem-Solving Approach

Edition: 3^rd

Author: Kokoska

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