Mathematics, 17.04.2020 15:48 dadnapper
Listed below are the lead concentrations in (μg/g) measured in different traditional medicines. Use a 0.05 significance level to test the claim that the mean lead concentration for all such medicines is less than 19 μg/g. Assume that the lead concentrations in traditional medicines are normally distributed.
18 17.5 7.5 22.5 21.5 15.5 9 19.5 7 4
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Listed below are the lead concentrations in (μg/g) measured in different traditional medicines. Use...
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