Z.TEST

Statistical

One-tailed probability value of a z-test.

Syntax

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

Full notes for Z.TEST are still being written. Use the AI explainer below for the arguments, a worked example and common mistakes.

More Statistical functions

AVEDEV AVERAGE AVERAGEA AVERAGEIF AVERAGEIFS BETA.DIST BETA.INV BINOM.DIST BINOM.DIST.RANGE BINOM.INV CHISQ.DIST CHISQ.DIST.RT

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Syntax follows Microsoft’s documentation. Examples are written to be pasted into a cell and checked. Argument separators may be ; in your locale. The AI explainer runs on a free community model — verify anything important.