1 you are sending out 60 invitations to a partyeach person

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1) You are sending out 60 invitations to a party.each person can bring a guest if they wish. Suppose it's equal probable that the invitee does not show up,shows up alone, or with a guest.

(A) What is the expected number of guests that might show up,and it's standard deviation?

(B) What's the probability the number of guests is between 70 & 80?

Reference no: EM13613644

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