Mathematics, 04.05.2021 17:20 itsbabyc

Assume that a simple random sample has been selected and test the given claim. Listed below are the lead concentrations in mu g divided by g measured in different traditional medicines. Use a 0.01 significance level to test the claim that the mean lead concentration for all such medicines is less than 13 mu g divided by g. 3.57.56.05.521.07.011.521.012.517.5

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