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About MaggieZ

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  1. The question is: "There is a belief among students that if they go to office hours, it will increase their midterm exam score by 5 points. Evaluate this belief by means of an appropriate t test." The data are presented as the midterm exam scores in one column (quantitative variable), of 100 students, and ‘went to office hours or not’ in another column (categorical variable, which can be recoded as a dummy variable with 0 as went and 1 as didn’t go), which describes each of the 100 students. I added two new columns, copying and pasting the scores of those people who went to of
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