Question: You are interested if there is a preference for type exams in statistics. Students are given the option of open book (student can bring in

You are interested if there is a preference for type exams in statistics. Students are given the option of open book (student can bring in whatever they like), closed book (students must memorize all formulas), or have a standardized cheat sheet (formulas) prepared by the instructor provided. You survey a group of students and get the following results. Open book is preferred by 307; closed book is preferred by 261 and Standard cheat sheet is preferred by 332. What do you conclude? Is there a preference

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