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Math

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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.
Graph this probability distribution. What is the
expected value for the random variable given the
number of accidents?

  • Math -

    0.84*0 + 0.12*1 + 0.02*2 + 0.01*3 = 0.19
    is the expected number of accidents (on average).

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