Web Resources
Click on the following links. Please note these will open in a new window.
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Hypothesis tests to compare means of two populations—paired samples
An explanation of hypothesis testing for matched or dependent samples -
Hypothesis tests to compare means of two populations—independent samples
A web page detailing the t-test for independent samples -
Two-Proportion Z-Test
A video detailing how to calculate and interpret the independent t-test for proportions -
Tests with Two Independent Samples, Continuous Outcome
A website containing a discussion and examples of independent t-tests