Approximating standard deviation based on z score
Approximating Standard deviation based on Z score.
A population of scores has p = 44. In this population an X value of 40 corresponds to z = - 0.50. Explain what is the population standard deviation?
1) 2
2) 4
3) 8
4) 6
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Approximating Standard deviation based on Z score. A population of scores has p = 44. In this population an X value of 40 corresponds to z = - 0.50.
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