Statistics & Probability

Mode

The value that appears most often. A data set can have one mode, more than one (bimodal), or no mode.

Definition

If two values tie for most frequent, the data is bimodal. If all values appear once, there is no mode.

Example

Mode of 2, 3, 3, 5, 7, 7, 7, 9 is 7.

Used in these topics

Related terms

Mean

The arithmetic average. Sum of values divided by the number of values.

Median

The middle value when the data is sorted in order. For an even count, average the two middle values.

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