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A data survey representative calls phone numbers selected at random until someone answers the call. Each call has a 0.22 probability of someone answering

A data survey representative calls phone numbers selected at random until someone answers the call. Each call has a 0.22 probability of someone answering it. Let N be the number of phone numbers the representative calls until someone answers. What type of variable is N? Choose 1 answer: Binomial Geometric Neither

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