Create a Two Independent Proportions Test

To create a two independent proportions test:
  1. From the Type of test drop-down list, select Two independent proportions.
  2. For the quantity to solve for, select Power or Sample size per group.
  3. Select the test to use:
    • Fisher’s exact test
    • Farrington-Manning score test
    • Likelihood ratio chi-square test
    • Pearson chi-square test
  4. Select whether to perform a one-sided test or a two-sided test.
  5. Specify the significance level.
  6. Specify the form of the proportion and any related values.
  7. Specify whether to allow for fractional sample sizes and the form of the sample size.