Question: Refer to Exercise 10.17 concerning a study on the relationship between child abuse and later criminal behavior. Suppose that from follow-ups of 85 boys who

Refer to Exercise 10.17 concerning a study on the relationship between child abuse and later criminal behavior. Suppose that from follow-ups of 85 boys who were abused in their preschool years and 120 boys who were not abused, it was found that 21 boys in the abused group and 11 boys in the non abused group were chronic offenders in their teens. Do these data substantiate the conjecture that abused boys are more prone to be chronic offenders than non abused boys? Test at α = .01.

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