Concerning physical health,
a. the rate of obesity among teens has steadily declined in the past two decades.
b. modern teens lead a more sedentary lifestyle and consume more empty calories than in decades past.
c. high blood pressure and diabetes remain virtually unheard of in teenage populations.
d. genetic factors appear to play little role in the levels of obesity found in teens.
b
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The lack of random assignment in quasi-experimental designs makes their analysis considerably easier
a. True b. False Indicate whether the statement is true or false
One group of laboratory rats is allowed to escape a shock and thereby reduce the level of stress they experience, while a second group receives no shock. You would predict:
a. the rats that escaped shock will show better immune system functioning b. the rats that escaped shock will show lower immune system functioning c. the rats that were not shocked will show better immune system functioning d. neither group will exhibit differences in immune system functioning
The decision in the case of Griggs v. Duke Power Co A. required businesses to hire at least the same percentage of minority group members as there were in the community
B. was the first to deal with employment discrimination against minority workers. C. approved of the procedure of race-norming in setting testing standards for employment. D. required businesses to show that applicants' requirements (such as test scores) had to be a business necessity.
The id operates according to the ____
a. ?pleasure principle b. ?reality principle c. ?thanatos instinct d. ?Electra complex