The NICHD Study of Early Child Care followed children and their families for 7 years. It was an ambitious and comprehensive study, but a major limitation of this study is that ____
a. not enough families were followed for the 7 years
b. children were not randomly assigned into child-care groups
c. children's child-care experiences were not influenced by other variables
d. the research methods were too old fashioned
Answer: B
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________ refers to heredity and ________ refers to environmental influences
a. Nature; nurture b. Cognition; emotion c. Nurture; behavioral genetics d. Cross-sectional; longitudinal e. Longitudinal, cross-sequential
Which of the following statements about gender differences in death rates from cardiovascular disease and cancer is true?
A) Women have higher death rates for both cardiovascular disease and cancer than men. B) Men have higher death rates for cardiovascular disease and women have higher death rates from cancer. C) There are no sex differences in the death rates from cancer or cardiovascular disease. D) Men have higher death rates for both cardiovascular disease and cancer than women.