
Visual Summary:
Finding the Area Between Two Z
Scores
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Before You Begin Compute the Mean and the Standard Deviation |
ê
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Convert Convert X1 to a Z Score Convert X2 to a Z Score
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í ê î
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One Z Score Positive
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Both Z Scores Positive |
Both Z Scores Negative |
ê ê ê
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Area Between (Column 2) + (Column 2)
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Area Between (Column 2) - (Column 2)
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Area Between (Column 2) - (Column 2)
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Copyright © 2004 by Mark W. Vernoy