Statistics › Section B · Descriptive statistics › Topic B.5
Mean, median, and mode
Where do the data settle? The mean, the median and the mode answer in three different ways - and knowing which one to report is a judgement about the shape of the data, not a matter of taste.
In this topic
- Three ways to be typical
- The mean
- The median
- The mode
- Worked example: three centres, one data set
- Worked example: the mean under attack
- Worked example: the mean from a frequency table
- Grouped data: the midpoint estimate
- Choosing the centre
- Common mistakes to avoid
- Key takeaways
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