- Click the Stat Menu
- Click Proportions
- Click Two Samples
- Click on "with summary" (we are supplying summary statistics).
- Enter the number of successes and observations (sample sizes) for each sample, then click Next.
- Select "Hypothesis Test."
- Enter the assumed difference of 0 for the null hypothesis next to Null: prop diff.
- Next to Alternative pull down the appropriate inequality from the alternative hypothesis, <, >, or ≠. Click Next.
- The sample proportions, test statistic, and P-value are reported.
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