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R (programming language)
R is a free software environment for statistical computing and graphics.
Calculate the chi-square statistic, quickly and easily, from a contingency table of any size.
Features:
Quick and easy data entry Instant calculation Any number of columns and rows Fisher's Exact Test for 2 x 2 tables Save your table, results, and notes Open multiple tables simultaneously Pvalues accurate to 10 decimal places Optional Yates continuity correction
Works Offline Easy to add / edit categories
offline-access statistics easy-to-add--edit-categories