Asked by donna hull
what is percentage of scores between37.5 and 39
Answers
Answered by
JJ
We need to know some other information. Like the mean and standard deviation for these scores.
subtract the mean from 37.5 and divide by the standard deviation to get a z-score.
do the same for 39.
Use a z-table to find the percentage of scores that will be between the two numbers.
subtract the mean from 37.5 and divide by the standard deviation to get a z-score.
do the same for 39.
Use a z-table to find the percentage of scores that will be between the two numbers.
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