Statistics Calculators

Calculate arithmetic mean, total sum, and data count from dataset.

Find the middle value and sorted rank order of a numerical data set.

Identify the most frequently occurring value or multi-modal peaks.

Calculate statistical range, minimum, and maximum value spread.

Compute sample standard deviation (s) and population standard deviation (σ).

Calculate sample variance (s²) and population variance (σ²).

Calculate absolute change and percent increase or decrease between two values.

Calculate mean, sum, count, and weighted average of numbers.