Measures of central tendency - average
Last updated: 15/11/2023
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A KS5 maths PowerPoint resource that can be used to introduce and practise the three measures of average (mean, median and mode) including the effects of coding on the mean. Suitable for Year 1 Statistics, measures of central tendency.
There is an accompanying worksheet for students to complete the examples.
The PowerPoint covers:
- averages from raw data
- averages from a frequency table
- averages from a grouped frequency table
- using a coded mean on a grouped frequency table
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