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
Frequently asked questions (FAQs)
What is 60% of 80?
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Math question: In a right triangle, if the angle opposite the hypotenuse measures x degrees, and the adjacent side is 12 units, find the length of the opposite side.
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What is the standard deviation of the following data set: 5, 8, 12, 15, 18?