Statistics & Data Analysis Calculators

Calculate acceptance rates instantly. Enter total applicants and number accepted to find your percentage — works for colleges, job offers, graduate programs, and more.

Calculate the mean absolute deviation of your dataset instantly. Choose mean or median as your center point for a quick, accurate measure of how spread out your data is.

Calculate cumulative binomial probabilities instantly. Enter your probability of success, number of trials, and target successes to get P(X=x), P(X≤x), P(X≥x), and more.

Calculate where 68%, 95%, and 99.7% of your data falls using the empirical rule. Enter your mean and standard deviation to instantly find normal distribution ranges.

Calculate your t-statistic for one-sample t-tests instantly. Enter your sample mean, population mean, sample size, and standard deviation to determine if your results are statistically significant.

Compare three or more groups to determine if differences are statistically significant. Get instant F-statistic and P-value results with clear interpretation guidance.