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the probability that a football game will go into overtime is 17%. In 240 randomly selected football games, what is the mean and the standard deviation of the number that went into overtime

  • statistics - ,

    This is a binomial distribution of n=240 trials with probability of success p=0.17 and of failure q=1-0.17=0.83.
    Mean=np=40.8
    variance = npq=33.864
    Std dev = √(33.864)=5.82

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