Three couples and two single individuals have been invited

Reference no: EM13624189

Three couples and two single individuals have been invited to a party. Assume independence of arrivals to the party, and that the probability pf any particular individual or any particular couple arriving late is :4 (the two members of a couple arrive together). Let X = number of people who show up late for the party.

a) Determine the pmf of X.

b) What is the expected number of people who arrive late.

Reference no: EM13624189

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