One-sample chi-square | |
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Find sample size: If you know the proportion, use this form to find how many subjects you need. |
Find effect size: If you know the number of subjects, use this form to find largest and smallest detectable proportions. |

Choose another study design v. 03/03 Contact: sfh2@columbia.edu Source: J.L. Fleiss, et al. Statistical Methods for Rates & Proportions (3rd ed., p. 30) |