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standard normal variable

Statistics Dictionary: standard normal variable

A random variable having a standard normal distribution.

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	The probability that a standard normal random variable Z is less than 50 is approximately 0? Read answer...
	If X is a normal random variable with standard deviation 4.00 and if the probability that X is more than 5.52 is 0.305 then what is the mean of X? Read answer...
	True or False the probability that a standard normal random variable Z is between 1.50 and 2.10 is the same as the probability Z is between -2.10 and -1.50.? Read answer...

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Statistics Dictionary. A Dictionary of Statistics. Second edition revised. Copyright © Oxford University Press, 2008. All rights reserved. Read

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