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)
Question: What is the maximum value that the function f(x) = x^2 - 4x + 5 can reach in the interval [-2, 6]?
+
Question: What is the limit as x approaches 2 of (4x+5) / (2x+3)?
+
What is the formula for calculating the mean (average) of a dataset?