Statistics MCQ
Statistics
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?
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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