📖 Math Dictionary

Mode

/mohd/

Definition

The mode is the value that appears most frequently in a data set. A set can have no mode (all values appear once), one mode, or multiple modes (bimodal, multimodal).

💡Example

For 2, 3, 3, 5, 7, 3, 9: The mode is 3 (appears 3 times). For 1, 2, 2, 3, 3: The modes are 2 and 3 (bimodal). For 1, 2, 3, 4: There is no mode.

🎓Used in Grades

Grades 6-12KS3 to GCSEÅrskurs 6-9

✏️Practice Checks

Find the mode of 2, 3, 3, 5, 7, 3, and 9.

Answer: 3

The value 3 appears three times, more often than any other value.

Can a data set have two modes?

Answer: Yes. It is bimodal when two values tie for the highest frequency.

For example, 1, 2, 2, 3, 3 has modes 2 and 3.

Does every data set have a mode?

Answer: No.

If every value appears the same number of times, the data set may have no mode.

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🔗Related Terms

Mean Median

📚Learn More

statistics →mean median mode →data analysis →

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