Answer to Question #333065 in Statistics and Probability for Brizhel

Statistics and Probability

Question #333065

The weight of 1000 children average 50 kg and the standard deviation is 5kg.

26. What is the z-score corresponds to 40 kg?

Expert's answer

$Z=\frac{x-\mu}{\sigma}=\frac{40-50}{5}=-2$

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