Question

News Story 20: “Eating Organic Foods Reduces Pesticide Concentrations in Children.” Exercises 30 and 31 list the titles of some of the news stories printed or summarized in the Appendix. In each case, determine whether the study was a randomized experiment or an observational study, then discuss whether the title is justified based on the way the study was done.


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  • CreatedOctober 22, 2015
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