How to Interpret Research Statistics

All of these issues relate to the applicability of the research to your learning situation, that is, to the confi dence you can put in the results based on the validity of the study. Throughout this book, we report the results of statistical tests of the research we summarize. Therefore, in this section we briefl y summarize how to interpret those statistical tests. Suppose you read a study comparing two groups of students—a test group and a control group. The control group received a basic multimedia lesson that explains content with graphics and audio narration. We call this the no-music group. The test group received the same lesson with background music added to the narration. We call this the music group. Suppose