N6208 Assignment 6B t tests.docx - Denisse Mejia NURS 6208...

This preview shows page 1 - 3 out of 3 pages.

Denisse MejiaNURS 6208N6208 AssignmentChapter 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 67 632 68 623 70 694 66 645 68 676 62 607 71 668 65 659 67 6310 65 62Paired Samples StatisticsMeanNStd. DeviationStd. Error MeanPair 1bedrest66.90102.601.823highactivity64.10102.685.849Paired Samples CorrelationsNCorrelationSig.Pair 1bedrest & highactivity10.733.016Paired Samples TestPaired DifferencestdfSig. (2-tailed)MeanStd.DeviationStd. ErrorMean95% Confidence Intervalof the DifferenceLowerUpperPair 1bedrest - highactivity2.8001.932.6111.4184.1824.5839.0011
Compute the t statistic for dependent groupsand the df for these data. Using α = .05for a two-tailed test, is this t statistically significant?
tis

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture