One-way analysis of variance (ANOVA) is a data analytic tool that allows examining differences in a dependent variable based on one independent variable containing two or more levels. For example, say a researcher wants to study the effect of videogames on learning. In this experiment, all participants were randomly assigned to three experimental conditions: one group of participants learned the material by playing an instructional videogame, another group of participants learned the material through traditional instructional method by receiving a lecture, and the third group, a control group, did not receive either manipulation and just completed the dependent variable measure. The researcher wants to know whether there are differences based on these instructional methods. To examine these differences, one-way ANOVA would be appropriate....
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