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if a researcher were studying the effects of a teaching method on patient learning outcomes, how must he or she word the research question (different from hypothesis) to use the t-test for statistical differences? What type of data must he or she collect (interval, ratio, ordinal, nominal)?

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asked by Rachel
  1. I don't see any need to reward research hypothesis, 9if it is adequately stated.

    Assuming that your dependent variable is some test results, you would need at least ordinal data.

    http://www.members.cox.net/dagershaw/lol/TwoPlusTwo.html

    posted by PsyDAG

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