(Answered) Question suppose that the amounts that students at a

Statistics

Question: Suppose that the amounts that students at a college spend on textbooks this semester have a normal curve with mean μ = $360 and standard deviation σ = $120.

a. What is the probability that a randomly selected student spends less than $450 on textbooks this semester?

b. What is the probability that a randomly selected student spends more than $240 on textbooks this semester?

c. What is the probability that a randomly selected student spends between $240 and $450 on textbooks this semester?

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