UTILS

Free online tools to generate, calculate,
convert, format, encode, and play.

Statistics Utils

Statistical calculators and data analysis tools. Descriptive statistics, distributions, regression, and probability — all client-side.

Chi-Square Test

Calculate chi-square test statistic, p-value, and determine statistical significance. Supports goodness of fit and test of independence.

Correlation Coefficient

Calculate Pearson correlation coefficient, coefficient of determination (r²), and visualize relationships between two variables.

Frequency Distribution

Create frequency distribution tables, histograms, and analyze data distribution. Free online frequency distribution calculator.

Mean Median Mode

Calculate mean, median, mode, and other descriptive statistics from your dataset. Free online statistics calculator with step-by-step explanations.

Normal Distribution

Calculate normal distribution probabilities, percentiles, and areas under the curve. Free online normal distribution calculator with visualization.

Probability Calculator

Calculate probabilities, combinations, permutations, and factorials. Free online probability calculator for statistics and math.

Standard Deviation

Calculate standard deviation, variance, and z-scores for your dataset. Supports both population and sample calculations.

Statistics Calculator

Calculate mean, median, mode, standard deviation, variance, range, and other statistics from your data set. Free online statistical calculator.

Variance Calculator

Calculate variance (population and sample), standard deviation, and sum of squares for your dataset. Free online variance calculator.

Z-Score Calculator

Calculate z-scores, percentiles, and probabilities for normal distributions. Free online z-score calculator.

Feedback

Help us improve this page by providing feedback, and include your name/email if you want us to reach back. Thank you in advance.

Share with