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Assume that, among residents of a large Florida subdivision, the population mean age is 65 years old, the population standard deviation is 2 years, and that the age variable is distributed normally.

What is the probability that a randomly chosen individual would be between 64 and 66 years of age?

What is the probability that a randomly chosen individual would be less than 64 years of age?

What is the probability that a randomly chosen individual would be either less than 64 years of age or more than 66 years of age?

Find the specific age for which the following statement is true: The probability of being this age, or older, is 15%.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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