Normal Distribution help please?

2016-07-30 4:10 am
更新1:

The mean is 100 and standard deviation is 15. I drew a normal distribution graph and labeled my x-values as 85, 100, 115. The question: A school only wants to accept the top 2% of students who are in the program. What should the IQ score that students must exceed to be accepted?

回答 (1)

2016-07-30 4:27 am
invNorm(.98,100,15) = 130.8062337

about 131


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