z distribution
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.z distribution
nounDefinition of Z DISTRIBUTION
: a probability density function and especially a normal distribution that has a mean equal to zero and a standard deviation equal to one and that is used especially in testing hypotheses about means or proportions of samples drawn from populations whose population standard deviations are known — compare z-test
First Known Use of Z DISTRIBUTION
1968
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All Words Near: z distribution
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All Words Near: z distribution
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