Question: The Canada Urban Transit Association has reported that the average revenue per passenger trip during a given year was $1.55. If we assume a normal

The Canada Urban Transit Association has reported that the average revenue per passenger trip during a given year was $1.55. If we assume a normal and a standard deviation of σ = $0.20, what proportion of passenger trips produced a revenue of
a. less than $1.55?
b. between $1.15 and $1.95?
c. between $1.35 and $1.75?
d. between $0.95 and $1.55?

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