Learn Distribution with R
With this app, you can learn chi-squared,f and t distribution.
Analysis by Cross-Tabulation
To edit data, left-click within the table.
To insert/remove row(s) or column(s), right-click within the table.
How to calculate chi-squared
Distribution of chi-squared value
Results of selected tests
Distribution of two groups
How to caluclate F-value ?
If sd1 > sd2, then f = sd12 / sd22
else f = sd22 / sd12
Distribution and probability of F-value
Distribution and probability of t-value
Results of tests