Students learn how to calculate the mean average from data in a list. Later in the lesson they compare data sets using the mean.At the start of the lesson students recap the median and mode using true or false statements. In the main part they learn how the mean is found using the sum and sample size. In the plenary they use the main to compare the reading age of two popular books.

**Differentiated Learning Objectives**

- All students should be able to calculate the mean average from a set of positive integers.
- Most students should be able to compare positive, integer data sets using the mean average.
- Some students should be able to collect a set of primary data and use the mean average to make comparisons

**IMMEDIATE DOWNLOAD**

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