What the formula for critical value?

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Answer to a math question What the formula for critical value?

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z=\frac{\left(x-\mu\right)}{\frac{\sigma}{\sqrt{n}}} Z: critical value \sigma\colon : population standard deviation. n: sample size \mu\colon population mean

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What the formula for critical value?

Answer to a math question What the formula for critical value?

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