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?
What 4 concepts are covered in the Critical Z-values Calculator?
area
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
probability
the likelihood of an event happening. This value is always between 0 and 1. P(Event Happening) = Number of Ways the Even Can Happen / Total Number of Outcomes
Example calculations for the Critical Z-values Calculator