For a population automobile drives in a medium-sized city (population about 100,000), the traffic police ticketed numerous drivers speeding in school zones during school hours. The drivers' ticketed speeds formed a normal distribution with a mean of = 35 (miles per hour) and = 5. With these parameters, answer the associated question(s).

What proportion (not percent) of the ticketed drivers were driving equal to or faster than 50 mph?

Group of answer choices

a-0

b-.0013

c-2.3

d-15.9

e-50

f-the correct proportion is a value not listed in alternatives "a" through "e"