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How does the Critical Z-values Calculator work?
Free Critical Z-values Calculator - Given a probability from a normal distribution, this will generate the z-score critical value. Uses the NORMSINV Excel function.
This calculator has 1 input.

What 1 formula is used for the Critical Z-values Calculator?

Z = (x - μ)/σ/√n

For more math formulas, check out our Formula Dossier
What 3 concepts are covered in the Critical Z-values Calculator?
Number of square units covering the shape
critical value
a point on the distribution of the test statistic under the null hypothesis that defines a set of values that call for rejecting the null hypothesis.
critical z-values
Example calculations for the Critical Z-values Calculator

Critical Z-values Calculator Video