Mean Calculator vs Variance Calculator
Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.
Mean Calculator
Compute the arithmetic mean (average) of any comma-separated list of numbers — the most common measure of central tendency in statistics. The result is the sum divided by the count, equivalent to balancing a see-saw of the data points.
- Answers
- Mean
- Inputs
- Values (comma separated)
Variance Calculator
Compute population or sample variance from the sum of squared deviations and the sample size. The fundamental measure of how spread out a dataset is around its mean, and the building block of standard deviation, ANOVA, and most parametric inference.
- Answers
- Variance
- Inputs
- Number of Values, Sum of Squared Deviations, Variance Type
At a glance
| Mean Calculator | Variance Calculator | |
|---|---|---|
| Category | Statistics | Statistics |
| Answers | Mean | Variance |
| Inputs | 1 | 3 |
| Result unit | — | — |
When to use each
Compute the arithmetic mean (average) of any comma-separated list of numbers — the most common measure of central tendency in statistics. The result is the sum divided by the count, equivalent to balancing a see-saw of the data points.
Compute population or sample variance from the sum of squared deviations and the sample size. The fundamental measure of how spread out a dataset is around its mean, and the building block of standard deviation, ANOVA, and most parametric inference.