Mathematics, 17.04.2020 18:27 kb0767729

The following data are the result of a historical study of the number of flaws found in a porcelain cup produced by a manufacturing firm. Use these data and the associated probabilities to compute the expected number of flaws and the standard deviation of flaws.

Flaws 0 1 2 3 4
Probability 0.458 0.283 0.139 0.082 0.038

Expected number =

Standard deviation =

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