• AnalgesicsDownload .TXT file Open in Data Desk ?Link
  • Methods: Analysis of Variance
  • Source: unknown
  • Number of Cases: 27
  • Story:

    A pharmaceutical company tested three
    formulations of a pain relief medicine for migraine headache
    sufferers. For the experiment, 27 volunteers were
    selected and 9 were randomly assigned to one of three
    drug formulations. The subjects were instructed to take
    the drug during their next migraine headache episode and
    to report their pain on a scale of 1 = no pain to 10 =
    extreme pain 30 minutes after taking the drug.


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