Suppose that the random väriable , shown below, probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. 2 P(x) Т = 0 1 2 3 4 5 6+ 0.2881 0.2795 0.2593 0.1156 0.0422 0.0153 0.0000 a) What is the probability that a randomly selected person has received five tickets in a three-year period? P(x = 5): b) What is the probability that a randomly selected person has received two tickets in a three-year period? P(x=2) c) What is the probability that that a randomly selected person has received more than four tickets in a three- year period? P(x > 4) = d) What is the probability that that a randomly selected person has received three or less tickets in a three- year period? P(x ≤3)
Suppose that the random väriable , shown below, probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. 2 P(x) Т = 0 1 2 3 4 5 6+ 0.2881 0.2795 0.2593 0.1156 0.0422 0.0153 0.0000 a) What is the probability that a randomly selected person has received five tickets in a three-year period? P(x = 5): b) What is the probability that a randomly selected person has received two tickets in a three-year period? P(x=2) c) What is the probability that that a randomly selected person has received more than four tickets in a three- year period? P(x > 4) = d) What is the probability that that a randomly selected person has received three or less tickets in a three- year period? P(x ≤3)
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 2E
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Transcribed Image Text:1
Suppose that the random variable x, shown below, represents the number times. P(x) represents the
probability of a randomly selected person having received that number of speeding tickets during that period.
Use the probability distribution table shown below to answer the following questions. 2
P(x)
0.2881
0.2795
0.2593
0.1156
0.0422
0.0153
0.0000
-
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@
a) What is the probability that a randomly selected person has received five tickets in a three-year period?
P(x = 5) =
b) What is the probability that a randomly selected person has received two tickets in a three-year period?
P(x = 2):
2
c) What is the probability that that a randomly selected person has received more than four tickets in a three-
year period?
P(x > 4) =
d) What is the probability that that a randomly selected person has received three or less tickets in a three-
year period?
P(x ≤3)=
3
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