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OpenStudy (anonymous):
Find the probability associated with the standard normal random variable z: P(z>5) I think its 1 but im not sure please help me!
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OpenStudy (anonymous):
Well, approximately 99% of any normally distributed population lies within 3 standard deviations of the mean. You're asking about the probability that some point lies outside \(\textit{five}\) standard deviations.
OpenStudy (anonymous):
so is it 0?
OpenStudy (anonymous):
?
OpenStudy (anonymous):
hello?
OpenStudy (anonymous):
Right, the probability is so small it might as well be 0.
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