Expected number of guests, Basic Statistics

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Expected number of guests

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?

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Basic Statistics: Expected number of guests

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Basic Statistics: Expected number of guests

Reference No:- TGS0721167

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Basic Statistics: Expected number of guests

Reference No:- TGS0721167

Recent Questions Asked Basic Statistics

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