Mathematics, 12.05.2021 20:10 jmcartwright00

The ages of undergraduate students in a state in a particular year approximately follows a normal distribution, with a mean age of 20.6 years and a standard deviation of 1.3 years.
If the total number of undergraduate students in the state is 430,000, how many students are aged 19 years or more?
A)
123,000
B)
223,000
C)
313,000
D)
383,000

Answers: 2

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