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A hypothetical population consists of eight individuals ages 13, 14, 15, 18, 19, 20, 26, and...

A hypothetical population consists of eight individuals ages 13, 14, 15, 18, 19, 20, 26, and 30 years. (Enter your answers to three decimal places.)

(a) What is the probability that a person in this population is a teenager?


(b) What is the probability of selecting a participant older than 30?


(c) What is the probability of selecting a participant who is at least 20 years old?

Math   Statistics-And-Probability   
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