3. A machine is set to fill a small bottle with 9.0 grams of medicine, A sample of eight bottles revealed the following amounts (grams) in each bottle. 9.2 8.7 8.9 8.6 8.8 8.5 8.7 9.0 At the .01 significance level, can we conclude that the mean weight is less than 9.0 grams? a) State the null hypothesis and the alternate hypothesis.

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Q: Listed below are the lead concentrations in ug/g measured in different traditional medicines. Use a…

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