March 30, 2017

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how do i calculate the SAT score that defines the bottom 3% of students with a mean of 500 and standard deviation of 100

  • statistics - ,

    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.

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