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[R] The average starting salary of this year's MBA students is $42900 with a standard deviation...

[R] The average starting salary of this year's MBA students is $42900 with a standard deviation os $605. The starting salaries are normally distributed. The middle 60% of starting salaries for MBA graduates is between what amounts?

a) $42313.7 to $43486.3

b) $42318.42 to $43481.58

c) $42444.21 to $43355.79

d) $42426.25 to $43373.75

e) $42390.59 to $43409.41

Math   Statistics-And-Probability   
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