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Statistics LibreTexts

33: Hypothesis Test and Confidence Interval Calculator- Difference Between Population Proportions

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  • Two Proportions Calculator

    Enter in the sample sizes and number of successes for each sample, the tail type and the confidence level and hit Calculate and the test statistic, t, the p-value, p, the confidence interval's lower bound, LB, and the upper bound, UB will be shown.  Be sure to enter the confidence level as a decimal, e.g., 95% has a CL of 0.95.

      Sample Size Number of Successes
    First Sample
    Second Sample
    z: p: LB: UB:

    Back to the Calculator Menu