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# Twenty percent of people say chocolate chip is their favorite cookie.(binomial) If you select 15 people, what is the mean and standard deviation?

Twenty percent of people say chocolate chip is their favorite cookie.(binomial) If you select 15 people, what is the mean and standard deviation? Find the probability that 1 person will pick chocolate chip as their favorite. Find the probability that 1 or more people will pick chocolate chip as their favorite.

Twenty percent of people say chocolate chip is their favorite cookie.(binomial) If you select 15 people,what is the mean and standard deviation? Find the probability that 1 person will pick...