Question: Let X be a random variable that represents the number of infants in a group of 2000 who die before reaching their first birthdays. In

Let X be a random variable that represents the number of infants in a group of 2000 who die before reaching their first birthdays. In the United States, the probability that a child dies during his or her first year of life is 0.

0059 [171].

(a) What is the mean number of infants who would die in a group of this size?

(b) What is the probability that at most five infants out of 2000 die in their first year of life?

(c) What is the probability that between 15 and 20 infants die in their first year of life?

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