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Statistics LibreTexts

31: Two Independent Samples With Statistics and Known Population Standard Deviations Hypothesis Test and Confidence Interval Calculator

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  • Two Independent Samples with statistics, Population Standard Deviation known Calculator

    Enter in the statistics, 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 Sample Mean Population Standard Deviation
    First Sample
    Second Sample
    t: p: LB: UB:


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