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

Suppose that grade point averages of undergraduate students at State University have a bell-shaped distribution with a mean of 3.02 and a standard deviation of 0.41. Approximately what percentage of students at State University have grade point averages between 2.61 and 3.84? Round your answer to 2 decimal place.

Math   Statistics-And-Probability   
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Answer #1

Solution:

P(2.61 < X < 3.84) = 0.82 (Rounded to 2 decimal places)

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