Math / Statistics
Mean Calculator
Enter a comma- or space-separated data set and choose which mean to calculate.
mathstatisticsaveragemeangeometric meanharmonic mean
Opening calculator...
How to use Use it in four checks
- Enter data set and type of mean using the units, labels, and choices shown on the form.
- Check the assumptions so the result matches the situation you want to model.
- Review the result panel and breakdown together so the headline number has context.
- Use the breakdown table to see which inputs are driving the answer.
Formula steps How Bitneer gets the result
- Start with data set and type of mean; text entries must be readable before the calculator returns a result.
- Apply the formula: Arithmetic mean = sum / n; geometric mean = (product)^(1/n); harmonic mean = n / sum(1 / x).
- Show all mean types, arithmetic mean and geometric mean in the result panel with the matching breakdown rows.
- Round the display value while keeping the assumptions and example visible for review.
Formula How the formula works
Arithmetic mean = sum / n; geometric mean = (product)^(1/n); harmonic mean = n / sum(1 / x)
The calculator parses comma- or space-separated numbers, counts every valid number, and then applies the selected mean formula.
- x_i
- Data value
Each valid numeric entry parsed from the data set. - n
- Count
Number of valid numeric entries in the data set. - \bar{x}
- Arithmetic mean
Sum of values divided by the count. - G
- Geometric mean
Product of positive values raised to one divided by the count. - H
- Harmonic mean
Count divided by the sum of reciprocal values.
Assumptions What this calculator assumes
- Arithmetic mean can include zero and negative values.
- Geometric and harmonic means are shown only when every value is positive.
- Non-numeric entries are ignored.
Example 12, 30, 25, 86, 40
12, 30, 25, 86, 40 returns 38.6 with the current formula and default assumptions.
Expected result:
Outputs What this calculator returns
- All mean types
- Arithmetic mean
- Geometric mean
- Harmonic mean
- Count
FAQ Quick answers
How does the mean calculator work?
Enter data set, type of mean and Bitneer applies the shown formula to return a clear result with a breakdown.
What affects the mean calculator result?
The result changes with the inputs, units, formula, and assumptions shown on this page.
What should I review before using the result?
Arithmetic mean can include zero and negative values.