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April 18, 2015

April 18, 2015

Posted by **Tom** on Wednesday, January 26, 2011 at 10:14pm.

- Algebra -
**Ms. Sue**, Wednesday, January 26, 2011 at 10:17pmTo find the mean, add the numbers and divide by 9.

To find the median, find the number in the middle.

- Algebra -
**helper**, Wednesday, January 26, 2011 at 10:25pmFind the mean (average)

1 + 2 + 4 + 5 + 6 + 8 + 9 + 10 + 10 = sum

Average = sum/9

The median is the middle value, 6

mean - median = postive difference

Then express this difference as a fraction

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