Asked by Anonymous
A population of scores forms a normal distribution with a mean of µ = 40 and a standard deviation of SD = 12. a. What is the probability of randomly selecting a score less than X = 34?
Answers
Answered by
PsyDAG
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to t hat Z score.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to t hat Z score.
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