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July 5, 2015

Homework Help: ALGEBRA

Posted by Urgen please help on Sunday, June 3, 2012 at 9:23pm.

A class obtained the following scores on a test. Find the mean, the median, the mode, and the range for the class.
Test Score Frequency
90 2
80 2
70 12
60 4
50 3
40 2
(a) Find the mean =

I had the median, mode and the range correct except the Mean, please help.
Correct: Your answer is correct.

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