Mathematics, 30.07.2020 22:01 cvalentine3199

Listed below are the lead concentrations in mug/g measured in different traditional medicines. Use a 0.10 significance level to test the claim that the mean lead concentration for all such medicines is less than 17 mug/g. 10 11 6 4.5 6 20 21 13.5 12 21.5

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