Which of the following is probably not a between-family difference in environment?

Question

Quizplus · Accepted Answer

Birth order and spacing of children are typically within-family differences in environment, as they are specific to the individual children within a family rather than being a broad difference between families. Child-rearing attitudes, socioeconomic status, and parental religion are all examples of between-family differences in environment.

Which of the Following Is Probably Not a Between-Family Difference