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What is the z-score of the value 40 rounded to the nearest tenth?

What is the z-score of the value 40 rounded to the nearest tenth?-example-1

1 Answer

6 votes

Remember that

z =(x - μ)/σ

where

μ=43.8

σ=8.7

x=40

substitute

z=(40-43.8)/8.7

z=-0.4

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