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A score that is 12 points below the mean corresponds to a z-score of z = -3.00. What is the population standard deviation?
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A score that is 12 points below the mean corresponds to a z-score of z = -3.00. What is the population standard deviation?
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Nov 23, 2019
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A score that is 12 points below the mean corresponds to a z-score of z = -3.00. What is the population standard deviation?
Mathematics
high-school
GarlicFries
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standard deviation=4.
let the mean be 12 and the score be 0 (therefore 12 point difference.)
0-12/s=-3 (s being standard deviation)
-12/4 = -3
Djmarquette
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Nov 27, 2019
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