Statistics Calculator
Enter a list of numbers separated by commas or new lines. Get mean, median, mode, standard deviation, variance, and more instantly.
Descriptive Statistics Overview
Descriptive statistics summarize and describe the key features of a data set without making inferences about a larger population.
Key Terms
- Mean — The arithmetic average: sum of all values divided by count.
- Median — The middle value when sorted. More robust to outliers than the mean.
- Mode — The most frequently occurring value(s).
- Range — Maximum minus minimum.
- Variance — Average of squared differences from the mean.
- Standard Deviation — Square root of the variance; same units as your data.
- Q1 / Q3 — First and third quartiles (25th and 75th percentiles).
- IQR — Interquartile range = Q3 − Q1.