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)
Find the area of a triangle with base b=8 cm and height h=10 cm.
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Math question: Find the absolute extrema of the function f(x) = x^3 - 6x^2 - 15x + 10 on the interval [-5, 7].
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What is the unit vector in the direction of the vector v = 2i + 3j?