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2022-09-07

What is the z-score of sample X, if $$

Alvin Preston

Beginner2022-09-08Added 9 answers

$=\frac{x-\mu}{\frac{\sigma}{\sqrt{n}}}$

$=\frac{107-55}{\frac{110}{\sqrt{121}}}=5.2$

$=\frac{107-55}{\frac{110}{\sqrt{121}}}=5.2$

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