N6208 Assignment 5B PW.docx - N6208 Assignment 5B Chapter 6...

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N6208 Assignment 5BChapter 6: t-tests1The following are data for subcutaneous oxygen tension (PSCO2, measured in mm Hg) 12 hours after the start of two protocols, administered to the same 10 healthy subjects in randomorder--a bed rest protocol and a high activity protocol:SubjectBed RestHigh Activity1 67 2 68 3 70 4 66 5 68 6 62 7 71 8 65 9 67 10 65 Compute the t statistic for dependent groupsand the df for these data. Using α = .05for a two-tailed test, is this t statistically significant? Attach SPSS printout.One-Sample StatisticsNMeanStd. DeviationStd. Error MeanBedrest1066.90002.60128.82260HighActivity1064.10002.68535.84918One-Sample TestTest Value = .05tdfSig. (2-tailed)Mean Difference95% Confidence Interval of theDifferenceLowerUpperBedrest81.2679.00066.8500064.989268.7108HighActivity75.4259.00064.0500062.129065.97102Suppose we wanted to test the hypothesis that the employment status of these disadvantaged women (i.e., whether they were working or not working at the time of the interview) was related to their level of depression.(a)63626964676066656362

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