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Unformatted text preview: midterm: you scored 90 points. You also learned that the class grades were distributed normally, the average was 75 points, and the top ten percentile cutoff was 95 points. a. What is the standard deviation for the class? b. What percentile did you score in?...
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This note was uploaded on 10/15/2011 for the course ECON 390 at Pennsylvania State University, University Park.