Asked by Hm
Some test use a median of 50 and a standard deviation of 10. What proportion of the population will be between the standard score of 90 and 110?
Answers
Answered by
PsyDAG
Do you mean median or mean? Assuming a normal distribution, median = mean.
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.