Asked by Penny
how do i calculate the SAT score that defines the bottom 3% of students with a mean of 500 and standard deviation of 100
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 (.0300) related to the Z score. Insert the values into the above equation to find the score.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion (.0300) related to the Z score. Insert the values into the above equation to find the score.
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