Pearson Algebra 1 Common Core, 2011
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Pearson Algebra 1 Common Core, 2011 View details
3. Measures of Central Tendency and Dispersion
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Exercise 1 Page 742

It may be easier to calculate the mean, median, and mode if you rearrange the numbers first.




median

Practice makes perfect
The first thing that should be done when finding the key features of a data set is rearranging the numbers from least to greatest.
Let's proceed to finding the mean, median, and mode.

Mean

The mean of a data set is calculated by finding the sum of all values in the set and then dividing by the number of values in the set. In this case, there are values in the set.