Statistics & Probability

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Mean, Median & Mode Calculator.

Calculate the mean, median, and mode of a numeric data set.

On-device calculationNo signup
01

Set your values

Results update as you type.

mean: 5.2

mean

5.200000
median: 4

median

4.000000
modes: 4

modes

4
modeFrequency: 2

modeFrequency

2.000000

Results update automatically as you type.

Use Cases

Analyze test scores

Enter a set of test scores to quickly find the average (mean), the middle score (median), and the most common score (mode). This helps understand class performance.

Example: Scores: 85, 90, 78, 92, 85 → Mean: 86, Median: 85, Mode: 85

Summarize survey responses

Use the calculator to summarize numeric survey data, such as ratings on a scale of 1 to 5. Get a quick sense of central tendency and the most frequent response.

Example: Ratings: 4, 5, 3, 4, 5, 4 → Mean: 4.17, Median: 4, Mode: 4

Frequently Asked Questions

How do I enter data values in this calculator?
Enter your numeric data values separated by commas, spaces, or new lines in the 'Data values' field. For example: 1, 2, 3, 4, 5. The calculator will compute the mean, median, and mode for the entire set.
What if my data set has multiple modes?
If two or more values occur with the same highest frequency, the calculator will list all of them as modes. If no value repeats, the data set has no mode, and the calculator will indicate that.
Can I use decimal numbers or negative numbers?
Yes, the calculator accepts decimal numbers (e.g., 1.5) and negative numbers (e.g., -3). Just ensure they are separated correctly. The mean and median will be calculated accordingly.

Tips & Common Mistakes

Tips

  • Ensure all data values are numeric; non-numeric entries may cause errors.
  • Separate values with commas, spaces, or new lines for accurate parsing.
  • For large data sets, double-check that you've entered all values to get correct results.
  • Use the mode to identify the most common value, which is useful for categorical-like data.

Common Mistakes to Avoid

  • Entering values with inconsistent separators, like mixing commas and semicolons, can lead to incorrect parsing.
  • Including empty entries or extra spaces may cause the calculator to misinterpret the data.
  • Forgetting that the median requires sorting the data; the calculator does this automatically, but ensure you enter all values.

Last updated: August 13, 2026