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A national achievement test is administered annually to 3rd graders. The test has a mean score of 100 and a standard deviation of 15. If Jane's z-score is 1.20, what was her score on the test?
in Data Science & Statistics by Platinum (95,806 points) | 4,595 views

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X= Z-SCORE * STANDARD DEVIATION + MEAN

$=1.20(15) + 100$

$=118$
by Wooden (2,708 points)
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