Critical Value Calculator
This calculator finds the z critical value associated with a given significance level. Simply fill in the significance level below, then click the “Calculate” button. Significance level
This Critical value zc calculator helps to quickly and easily solve any math problems.
u (α) right-tailed Z critical value: u (1 - α) two-tailed Z critical value: ±u (1 - α/2) Check out Z-test calculator to learn more about the most
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The critical value of a z score can be used to determine the margin of error, as shown in the equations below: 1. Margin of error = Critical value x Standard deviation of the statistic 2. Margin of error = Critical value x Standard error of the statistic The z score, also known as the standard normal probability score, signifies how man See more
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