Statistics Calculator
NewCompute mean, median, mode, variance, standard deviation, and quartiles from a list of numbers.
Statistics calculator
Statistics Calculator
Compute mean, median, mode, variance, standard deviation, and quartiles from a list of numbers.
Paste comma, space, or newline separated numbers to get descriptive statistics instantly.
Count
Valid values parsed.
Sum
Total of all values.
Mean
Arithmetic average.
Median
Middle value of the sorted set.
Mode(s)
Most frequent value(s).
Range
Minimum to maximum.
Variance
Spread around the mean.
Standard deviation
Square root of the variance.
Quartiles
Distribution checkpoints.
Frequently Asked Questions
What does the Statistics Calculator do?
The Statistics Calculator performs statistics calculations entirely in your browser. It handles a wide range of numeric inputs and is designed for both speed and accuracy.
How accurate are the results from Statistics Calculator?
The tool uses JavaScript's 64-bit IEEE 754 double-precision floating-point arithmetic, providing 15–17 significant decimal digits of precision — sufficient for most scientific and engineering applications.
What number formats does Statistics Calculator support?
The tool accepts integers, decimals, fractions, and scientific notation. Results are clearly formatted and can be copied as plain numbers or in exponential notation.
Can I use Statistics Calculator for educational purposes?
Yes. Where applicable the tool displays step-by-step breakdowns, making it useful for students learning mathematical concepts or verifying homework calculations.
Is Statistics Calculator free?
Yes, completely free with no limits or sign-up required. All calculations run locally in your browser with no data sent to any server.
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