Physics, 30.07.2019 23:20 georgetorres817373
Lead (pb) concentrations were measured in waterfowl eggshell samples from a location downstream from a paper mill and a location upstream from the paper mill. what analysis would you recommend to test the hypothesis of no difference in mean pb eggshell concentrations versus the alternative that the locations downstream from the paper mill have a higher mean pb concentration?
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Lead (pb) concentrations were measured in waterfowl eggshell samples from a location downstream from...
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