Data analysis
Plan it, then analyse it
Two tools that run in your browser. Your data does not leave your computer.
Free, no sign-up
Sample size and power
Calculate the sample size or the power for your study design. Seven study designs: two means, two proportions, paired measurements, non-inferiority, correlation, survival and logistic regression.
Guests: 50 records and 17 variables
Data and statistical analysis
Clean your data with an audit report, then run descriptive, inferential, predictive, prescriptive and machine learning analyses. Members have no limits and can export a Python script.