comparedtowhatlab

comparedtowhatlab - Stephanie Lee Stats 10 Disc 2D-Mine 1...

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Unformatted text preview: Stephanie Lee November 23, 2010 Stats 10: Disc. 2D-Mine 1: Summarize the question being answered or the problem being solved in the lab. In this lab, we are trying to see how birth weight differs between smoking and non-smoking mothers. 2: Briefly describe the data and study type. Through an observational study in which data for 1000 births is randomly chosen and compiled, we used statistical summaries and the chance model to explore whether mothers who smoke have babies with quantifiably different weights than mothers who do not. 3: Briefly describe the analysis techniques you applied. We first measured the actual (or observed) difference between weights of babies for smoking and nonsmoking mothers and then we compared this actual result to the results obtained from a simu- lated chance model in Fathom to see whether this actual difference could have happened solely by chance or whether it is significantly large enough that another explanation is plausible 4: Provide a conclusion in plain language. In comparing the actual result to the results from a simulated chance model, we see that the dif- ference between the birth weights between the smoker and nonsmoker groups is significantly...
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comparedtowhatlab - Stephanie Lee Stats 10 Disc 2D-Mine 1...

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