For mathematical modeling, suppose the major causes of an accident (A) on a segment of highway Q2 can be grouped into speeding (S), tiredness (T), carelessness (C), weather conditions (W), and drunkenness (D). The likelihoods of these causes are estimated to be 4:3:1:1:1, respectively. P(S)=0.4, P(T)=0.3, P(C)= P(W)=P(D)=0.1. The probabilities of an accident due to S, T, C, W, and D are 0.01, 0.05, 0.01, 0.005, and 0.8, respectively. a) Calculate the probability of an accident in the segment of the highway. b) If there was an accident, what is the probability that it was caused by drunkenness of the driver?
For mathematical modeling, suppose the major causes of an accident (A) on a segment of highway Q2 can be grouped into speeding (S), tiredness (T), carelessness (C), weather conditions (W), and drunkenness (D). The likelihoods of these causes are estimated to be 4:3:1:1:1, respectively. P(S)=0.4, P(T)=0.3, P(C)= P(W)=P(D)=0.1. The probabilities of an accident due to S, T, C, W, and D are 0.01, 0.05, 0.01, 0.005, and 0.8, respectively. a) Calculate the probability of an accident in the segment of the highway. b) If there was an accident, what is the probability that it was caused by drunkenness of the driver?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 94E
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