The probability function for the number of people in a randomly selected vehicle is given below. What is the probability that there are less than three people in a randomly selected vehicle?

The probability function for the number of people in a randomly selected vehicle is given below. What is the probability that there are less than three people in a randomly selected vehicle?


x |1 | 2 | 3 | 4

f(x)|.4|.35|.15|.1


a. .25

b. .90

c. .75

d. 1


Answer: c. .75


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