Run statistical analyses quickly and directly in your browser
Choose the kind of calculator you want to use
Fisher's, Chi square, McNemar's, Sign test, CI of proportion, NNT (number needed to treat), kappa.
Descriptive statistics, detect outlier, t test, CI of mean / difference / ratio / SD, multiple comparisons tests, linear regression.
Calculate P from t, z, r, F or chi-square, or vice-versa. View Binomial, Poisson or Gaussian distribution. Correct a P value for multiple comparisons and Bayes.
Create and convert molar solutions, convert moles & grams, radioactivity calculations.