February 20, 2017

Homework Help: Math

Posted by Gail on Monday, August 15, 2011 at 1:59pm.

For a class test, the mean score was 65, the median score was 71 and sthe standard deviation of the scores was 7. The teacher decided to add 5 points to each score due to a grading error. Which of the folloiwng must be true for thenew scores?

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