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March 28, 2017

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If one of the 87 flights is randomly selected, find the probability that the flight selected arrived on time given that it was and Upstate Airlines flight.

_____________On Time Flights _________________ Late Flights
Podunk ___________ 33 ___________________________ 6
Upstate____________43 ___________________________ 5

  • stats - ,

    Are you studying Markov's chains?

    let's set up a transition matrix

    33/87 6/87
    43/87 5/87

    let's multiply [0 1] by this matrix to get
    [ 43/87 5/87]

    (first number represents ontime-Upstate)

    so how about 43/87 or .4943 ?

    Not absolutely sure about this.

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