A normal population has micro 50 and 8 a random sample of
A normal population has µ = 50 and = 8. A random sample of n = 4 scores from this population has a mean of 54. What is the z-score for this sample mean?
A) +0.50B) +1.00C) +2.00D) +4.00
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a normal population has micro 50 and 8 a random sample of n 4 scores from this population has a mean of 54 what is
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