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(22-1) A study was conducted to assess the effect of the drug imipramine on the treatment of patients with agoraphobia and panic disorder. The three treatment groups were a control, a low dose of 1.5 mg per kilogram of body weight, and a high dose of 3 mg per kilogram of body weight. There were 70 subjects, with 30 assigned at random to the control group and 20 to each of the treatments. Subjects were classied as responders or nonresponders to treatment based on a battery of psychological tests that were administered. In this context, which of the following descriptions of the variables are correct? A. mm in No Cantml 6 it B- um 9 H C. 3mm 9 u D. Three variables: control, low dose, and high dose One variable: treatment Two variables: treatment and responder Two variables: responder and nonresponder (22-2) A study was performed to examine three possible phenotypes of a specific gene. A random sample of laboratory rats undergoing the same genetic manipulations was tested. Results are presented in the table by sex of the rats: -____ m__- mm\"- m Looking at the conditional distribution of phenotypes for each sex, what are the proportions of phenotype C in males and in females? A. Proportion of males = 94/222, proportion of females = 40/380. B. Proportion of males = 94/134, proportion of females = 40/134 C. Proportion of males = 94/602, proportion of females = 40/602