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    Probability, independence and exclusive events

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    a bank has the following data on the gender and marital status of 200 customers: single 20 male 30 female, married male 100 female 50, a. what is the probabilty of finding a customer who is single? b. if a customer is female, what is the probability that she is single? c. what is the prpobability that a customer is male or female? d. is marital status independent of gender? explain/ e. are gender and marital status mutually exclusive? why?

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    a) 50/200 = .25
    b) 30/80 = .375
    c) 1 or 100%
    d) No they are not ...

    Solution Summary

    The expert examines probability, independence and exclusive events.