is_specified_input_of
statistic
Z-test
Z-statistic
Alejandra Gonzalez-Beltran
Philippe Rocca-Serra
Camille Maument
Thomas Nichols
http://en.wikipedia.org/wiki/Z-test
Z-statistic is a statistic computed from observations and used to produce a p-value when compared to a Standard Normal Distribution in a statistical test called the Z-test.
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