ProLesson 2 of 36 min read

Mean, median and mode: three kinds of average

Understand how to calculate the mean, median and mode, and how to choose the one that best describes your data.

When people say "the average", they could mean any of three different things. Each one answers a slightly different question about the data. Knowing all three helps you calculate correctly. It also helps you spot when an average is giving a misleading picture.

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