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Students revise how to estimate the mean average from a set of grouped data. As learning progresses they compare whether the median or mean would best represent a dataset.

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**Scheme of Work Link**

Averages and Range Foundation
Averages and Range Higher

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How to use ratios and proportional reasoning as a model for finding the original amount after a percentage change.

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To find the area of compound shapes students need to understand what the word compound means.