8. A random sample of n = 36 scores is obtained from a population with a o = 12. If the sample mean is 4 points above the mean, what is the z-score for the sample mean? a. +1.00 b. -1.00 C. +2.00 d. -2.00

MATLAB: An Introduction with Applications
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8. A random sample of n 36 scores is obtained from a population with a o = 12. If the
sample mean is 4 points above the mean, what is the z-score for the sample mean?
a. +1.00
b. -1.00
C. +2.00
d. -2.00
MacBook Pro
Transcribed Image Text:8. A random sample of n 36 scores is obtained from a population with a o = 12. If the sample mean is 4 points above the mean, what is the z-score for the sample mean? a. +1.00 b. -1.00 C. +2.00 d. -2.00 MacBook Pro
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