Statistics Calculator

Calculate mean, median, mode, standard deviation, and variance

Enter comma-separated numbers

Mean: Σx / n

Median: Middle value when sorted (average of two middle values if even count)

Mode: Most frequently occurring value(s)

Variance (Population): Σ(x - μ)² / N

Variance (Sample): Σ(x - x̄)² / (n - 1)

Std Deviation: √Variance

Q1: Median of lower half

Q2: Median of entire dataset

Q3: Median of upper half

IQR: Q3 - Q1

Actions:

How to Use

What statistics are calculated?

The tool computes mean, median, mode, standard deviation, variance, range, minimum, maximum, and count.

Can I enter data as comma-separated values?

Yes. Numbers can be entered comma-separated, space-separated, or one per line.

Does it handle grouped data?

Currently, the tool handles raw data sets. Grouped frequency distribution is planned for future updates.