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NOTE: Assume we are testing at a = 0.05 for all statistical tests Consider an arthritis pain study. Male and female subjects received an active or placebo treatment for their arthritis pain, and the subsequent improvement (or not) was recorded. Improvement Sex Treatment Yes No Female Active 21 6 Female Placebo 13 19 Male Active 7 Male Placebo 10 Is there evidence that either sex or treatment is related to pain improvement? Variable OR 95% OR Interpretation Sex (Male as reference) Treatment (Placebo as reference) What do the results of the classification table indicate? What do the results of the Hosmer-Lemeshow test indicate