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Excel 2019 for Human Resource Management Statistics by Thomas J. Quirk & Julie Palmer-Schuyler

Author:Thomas J. Quirk & Julie Palmer-Schuyler , Date: February 22, 2021 ,Views: 156

Excel 2019 for Human Resource Management Statistics by Thomas J. Quirk & Julie Palmer-Schuyler

Author:Thomas J. Quirk & Julie Palmer-Schuyler
Language: eng
Format: epub
ISBN: 9783030580018
Publisher: Springer International Publishing


5.2 Formula #1: Both Groups Have a Sample Size Greater Than 30

The first formula we will discuss will be used when you have two groups with a sample size greater than 30 in each group and one measurement on each member in each group. This formula for the two-group t-test is

(5.2)

(5.3)

(5.1)

This formula looks daunting when you first see it, but let us explain some of the parts of this formula:

We have explained the concept of “degrees of freedom” earlier in this chapter, and so you should be able to find the degrees of freedom needed for this formula in order to find the critical value of t in Appendix E.

In the previous chapter, the formula for the one-group t-test was the following:



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Excel 2019 for Human Resource Management Statistics by Thomas J. Quirk & Julie Palmer-Schuyler.epub


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