Analyze categorical data

Fisher's, Chi square, McNemar's, Sign test, CI of proportion, NNT (number needed to treat), kappa.

Confidence interval of a proportion or count.

Chi-square. Compare observed and expected frequencies.

Fisher's and chi-square. Analyze a 2x2 contingency table.

McNemar's test to analyze a matched case-control study.

Binomial and sign test. Compare observed and expected proportions.

NNT (Number Needed to Treat) with confidence interval.

Predictive values from sensitivity, specificity, and prevalence.

Kappa. Quantify interrater agreement.

Analyze, graph and present your scientific work easily with GraphPad Prism. No coding required.