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Based on data from a statistical abstract, only about 11% of senior citizens (65 years old...

Based on data from a statistical abstract, only about 11% of senior citizens (65 years old or older) get the flu each year. However, about 23% of the people under 65 years old get the flu each year. In the general population, there are 11% 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 93% senior citizens.

(a)
(b)


(d) Repeat parts (a) and (b) for a community that has 52% senior citizens.

(a)
(b)
math   Statistics-And-Probability   
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