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In this video we illustrate how to conduct paired, one-sample, and two-sample t tests in R. These tests are implemented in the t.test() function. We illustrate the tests with examples that are…
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In this video we implement a one-way ANOVA in PROC GLM, using the same example (Example #8 on Pizza Diameters) as in the previous video. But here we discuss the important difference between the…
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In this video we analyze the pizza diameter data using a two-way ANOVA model implemented in PROC GLM. Here we see how to specify the model and how to use the SLICE option on the LSMEANS to test…
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This video illustrates PROC TTEST for conducting two-sample t tests. Our example is the Dominos-Eagle Boys Pizza dataset. In this example we see that it is important to conduct this test separately…
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This video illustrates PROC UNIVARIATE for conducting a one sample t test and examining the assumption of normality underlying the t test. It also features the use of the ODS SELECT statement. PROC…
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