Question 648157: 10. After attending a marital therapy session, a wife's anxiety score is 75, while her husband's is 80. Overall, a wife's average anxiety score after such sessions is 70 (SD=10), and a husband's average anxiety score after such sessions is 85 (SD=5). Relative to the others of the same gender, who has the lower anxiety after the sessions. Briefly explain
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! After attending a marital therapy session, a wife's anxiety score is 75, while her husband's is 80. Overall, a wife's average anxiety score after such sessions is 70 (SD=10), and a husband's average anxiety score after such sessions is 85 (SD=5). Relative to the others of the same gender, who has the lower anxiety after the sessions.
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Wife's DATA:
z(75) = (75-70)/10 = 1/2
Her anxiety is a-half standard deviation above that of most woman.
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Hubby's DATA:
z(80) = (80-85)/5 = -1
His anxiety is one standard deviation below that of most men.
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Cheers,
Stan
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