The output will show:
The Chi-Square test is only valid if no more than 20% of your cells have an expected count of less than 5. chi square graphpad verified
| | Improved | Not Improved | Total | |----------|----------|--------------|-------| | Drug | 45 | 15 | 60 | | Placebo | 30 | 30 | 60 | | Total | 75 | 45 | 120 | The output will show: The Chi-Square test is
: Traditionally, a Chi-square test is considered valid only if all expected counts are at least 5. Fisher's vs. Chi-square 2x2 tables with small samples, Prism may suggest Fisher's exact test for a more precise P value. larger tables (e.g., 2x3 or 3x3), the Chi-square test is the standard. Yates' Correction : Prism offers the Yates' continuity correction Chi-square 2x2 tables with small samples, Prism may
: Prism will report a P-value; a value below your threshold (typically 0.05) indicates evidence that the categories are not independent. Key Verification Checklists 💡 Conditions for a Valid Test: