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Based on data from a statistical abstract, only about 15% of senior citizens (65 years old...

Based on data from a statistical abstract, only about 15% of senior citizens (65 years old or older) get the flu each year. However, about 30% of the people under 65 years old get the flu each year. In the general population, there are 13.5% senior citizens (65 years old or older). (Round your answers to three decimal places.)

(a) What is the probability that a person selected at random from the general population is senior citizen who will get the flu this season?
(b) What is the probability that a person selected at random from the general population is a person under age 65 who will get the flu this year?

(c) Repeat parts (a) and (b) for a community that has 88% senior citizens. A: B:

(d) Repeat parts (a) and (b) for a community that has 51% senior citizens.A: B:

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

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Expert Solution

milcah answered 1 year ago
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