Z.TEST(array, x [,sigma])

Returns the probability value from a Normal distribution.

arrayThe array or range of data against which to test x.
xThe value to test.
sigma(Optional) The population (known) standard deviation.

* This function was added in Excel 2010.
* This function replaces the ZTEST function.
* You can use the CHISQ.TEST function to
* You can use the F.TEST function to
* You can use the T.TEST function to
* For the Microsoft documentation refer to support.microsoft.com
* For the Google documentation refer to support.google.com


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