Hello! Welcome to the blog for 4th Grade Purple. On this blog you will find links to various math and ELA sites, our kidblogs where student writing can be viewed and commented on, and information about our class. We hope you enjoy having an eye into our world.

Wednesday, January 20, 2016

Data Analysis

Data analysis: our next unit in math has us learning about mean, median, mode and range.  The students are starting with mean (or average): a calculated central value of a set of numbers.

To find the mean (average) you:
1) add up all the numbers in the set
2) divide by the number of items in a set

For more information on the definitions and to see some examples, please see one of the links below:

Math Is Fun - Mean

Math Is Fun - Average

We also watched a cute video that gave us information about these terms and got stuck in our heads.  Hope you enjoy it as much as we do.


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