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Altamura, Dell'Osso, Vismara, and Mundo (2008) measured the relationship between gender and duration of untreated illness (DUI) among a sample of...
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Question

Altamura, Dell'Osso, Vismara, and Mundo (2008) measured the relationship

between gender and duration of untreated illness (DUI) among a sample of those suffering from major depressive disorder (MDD). The following table lists the observed frequencies from this study.
  Duration of
Untreated Illness  
DUI ≤ 12 DUI > 12
Months Months
Gender Men 20 5 25
Women 55 33 88
  75 38 N= 113




Compute a chi-square test for independence at a 0.05 level of significance. (Round your answer to two decimal places.)
x^2obt=_______

Step-by-step answer

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