Suppose you have a mean standardized score of 1100 points with a standard deviation of 100 points. This data is normally distributed. What is the z-score of 900 points?

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asked Nov 1, 2018 100k views

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Suppose you have a mean standardized score of 1100 points with a standard deviation of 100 points. This data is normally distributed. What is the z-score of 900 points?

Mathematics
high-school

VRoxa asked

by VRoxa

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Using the formula Z = (X - μ) / σ, X being 900, μ being 1100, and σ being 100, we can get the Z-score of -2.

Vanquished Wombat answered Nov 7, 2018

by Vanquished Wombat

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