Chemistry, 07.03.2021 19:00 cool8844

The following result were obtained by an analyst in the determination of pb in soil from lead smelting contaminated site 18.6, 18.1, 17.8, 18.0, 17.8, 18.4, 18.0, 17.9 , 18.6. Calculate the mean, standard deviation and coefficient of variation for the analyses result

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