SOLUTION: 8. The number of accidents that occur at the intersection of Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons is 0, 1, 2, or 3, with probabilities of 0.84, 0.

Question 246082: 8. The number of accidents that occur at the intersection of Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons is 0, 1, 2, or 3, with probabilities of 0.84, 0.13, 0.02, and 0.01, respectively.
A. Graph this probability distribution.
B. What is the expected value for the random variable given the number of accidents?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The number of accidents that occur at the intersection of Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons is 0, 1, 2, or 3, with probabilities of 0.84, 0.13, 0.02, and 0.01, respectively.
A. Graph this probability distribution.
Can't graph that on this site.
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B. What is the expected value for the random variable given the number of accidents?
E(x) = 0*0.84 + 1*0.13 + 2*0.02 + 3*0.01
E(x) = 0 + 0.13 + 0.04 + 0.03
E(x) = 0.20
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Cheers,
Stan H.
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