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Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with...

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Statistics

Suppose that grade point averages of undergraduate students atone university have a bell-shaped distribution with a mean of 2.52and a standard deviation of 0.43. Using the empirical rule, whatpercentage of the students have grade point averages that arebetween 1.23 and 3.81?

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3.6 Ratings (580 Votes)
The emperical rule or the 6895997 rule states that1 About 68 of the values fall within 1 standard deviation ofthe mean ie from Therefore 34 lies to the left    See Answer
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