Asked by Christine
Mean is 60 and standard deviation is 7.
what percentage is 73 and below.
what percentage is 73 and below.
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 and the Z score related to it.
Put values in above equation to find score.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion and the Z score related to it.
Put values in above equation to find score.
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