Asked by tom
The average score on a standardized test is 500 points with a standard deviation of 50 points. What is
the probability that a student scores between 450 and 600 on the standardized test?
the probability that a student scores between 450 and 600 on the standardized test?
Answers
Answered by
bobpursley
http://davidmlane.com/hyperstat/z_table.html
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 two Z scores and calculate the proportion between them.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the two Z scores and calculate the proportion between them.
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