a) Draw the probability function. b) Calcylate and draw the cumulative probability function. c) Determine the probability that the number of accidents that will occur during a given month at this company is exactly 4. d) What is the probability that number of accidents will be at least 2? e) What is the probability that number of accidents will be less than 3?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Please solve the probability problem.
4. Despite all safety measures, accidents do happen at the factory.
Let X denote the number of accidents that occur during a month at
this factory. The following table lists the probability distribution
of X.
1
2
3
4
P(x)
0.25 0.30
0.20
0.15
0.10
a) Draw the probability function.
b) Calcylate and draw the cumulative probability function.
c) Deteîmine the probability that the number of accidents that will
occur during a given month at this company is exactly 4.
d) What is the probability that number of accidents will be at least
2?
e) What is the probability that number of accidents will be less than 3?
Transcribed Image Text:4. Despite all safety measures, accidents do happen at the factory. Let X denote the number of accidents that occur during a month at this factory. The following table lists the probability distribution of X. 1 2 3 4 P(x) 0.25 0.30 0.20 0.15 0.10 a) Draw the probability function. b) Calcylate and draw the cumulative probability function. c) Deteîmine the probability that the number of accidents that will occur during a given month at this company is exactly 4. d) What is the probability that number of accidents will be at least 2? e) What is the probability that number of accidents will be less than 3?
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