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Stat probability and derivations
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Statistics 325 Assignment 4 Spring 2023
Be sure to justify your answers.
a) A randomly selected adult regularly consumes both coffee and soda. b) A randomly selected adult regularly at least one of these two products. c) A randomly selected adult consumes coffee but not carbonated soda. d) A randomly selected adult regularly consumes one of these two products but not both.
a) What is the probability that a customer purchases at least one of these items? b) What is the probability that a customer purchases none of these items? c) What is the probability that a customer purchases exactly one of these items? d) What is the probability that a customer purchases all three of these items?