# Mode

## What is the mode?

The mode is the most straightforward measure. It is simply the most frequent value in the data set. If categories are used, the mode is the most common category in the data set.

## Calculating the mode

The table below shows the velocity of a river at 10 different locations. Identify the mode.

**Exam question:** Calculate the mode velocity of the river.

The mode is 1.4 m/s. This is because 1.4 m/s is the most common value in the data set as it appears 3 times.

## Statistical Techniques in Geography

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