SOLUTION: The average age of residents in a large residential retirement community is 69 years with standard deviation 5.8 years. A simple random sample of 100 residents is to be selected, a

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Question 293512: The average age of residents in a large residential retirement community is 69 years with standard deviation 5.8 years. A simple random sample of 100 residents is to be selected, and the sample mean age of these residents is to be computed.
The probability that the average age, of the 100 residents selected is more than 70 years is...?

Found 2 solutions by freddy22, marissaellison:
Answer by freddy22(1) About Me  (Show Source):
Answer by marissaellison(1) About Me  (Show Source):