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In an increasingly data-driven world, it is more important than ever for students as well as professionals to better understand basic statistical concepts. 100 Questions (and Answers) About Statistics addresses the essential questions that students ask about statistics in a concise and accessible way. It is perfect for instructors, students, and practitioners as a supplement to more comprehensive materials, or as a desk reference with quick answers to the most frequently asked questions.
How Can I Use Excel to Test for the Difference Between Independent Means?
How Can I Use Excel to Test for the Difference Between Independent Means?
There are many ways to use Excel to test for the differences between the means of two unrelated groups. Two options are the =T.DIST and =T.TEST functions. However, the most direct and easiest way is through use of the Data Analysis ToolPak.
We are using the following data to test the difference between the means of two independent groups. Group 1 was enrolled in a 2-year course with no training, and group 2 was enrolled in a 2-year course with supplemental training. The outcome variable of interest is customer satisfaction ratings (ranging from a score from 1 to 10, with 10 being best) once the individuals are on the job. The hypothesis ...
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