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Number of students who graduate college

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Number of students who graduate College every year is Normal Distribution with mean = 400 and standard deviation 50. Find probability that this year between 300 and 500 students will graduate College.

Tip: Convert 300 and 500 to z values, use Appendix Table II and then apply rule: P(a < x < b) = P(x < b) - P(x < a)

Reference no: EM131066744

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