Comparing Two Population Means (Dependent Samples): Fresh Take

  • Complete a two-sample [latex]t[/latex]-test for dependent population means from hypotheses to conclusions

In a hypothesis test for matched or paired samples, subjects are matched in pairs, and differences are calculated. Let’s calculate the point estimate of the mean differences between two paired samples.

The mean of the differences is equal to the difference in means.

[latex]\mu_d = \mu_\text{after}-\mu_\text{before}[/latex]


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