Rossman/Chance Applet Collection

GroupA GroupB Totals

Show Shuffle Options:
Number of Shuffles:
Total Shuffles =
Overlay Chi-squared distribution Overlay Normal distribution
Most Recent Shuffled χ Output
95% CI(s) for difference in proportions
Show Fisher's Exact Test


  • First row in data table is assumed to be variable names (use single words, no symbols)
  • Dotplot coloring may not exactly match count, as coloring is based on bin mid-points
  • Option for CI for difference in proportions appears with 2x2 data 
  • To give option for Fisher's Exact Test, click here (to remove option, click here)
  • For Dolphin study, click here
  • For Yawning study, click here
  • For Organ Donor Study, click here
  • For the Spanish version, click here