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    Binomial Probability: Being Late for Work

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    According to a recent survey 20% of people are late for work on any given day. You are a manager of a department of 18 people. Find the probability that:

    a. 3 will be late on a given day.

    b. 0 will be late on a given day.

    c. More than 1 person will be late on a given day

    d. 2 or fewer will be late on a given day

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    Solution Preview

    P(r ) = nCr * p^r (1-p)^(n-r)

    Probability 20%
    Sample Size 18

    1) P = 3

    Solution Summary

    This solution shows how to calculates the probability of someone being late for work.