Which of the following is true regarding heredity and longevity and health?
A) Twin studies show that illness rates in siblings do not have a genetic component.
B) Of those whose parents died before 78, 40% had a chronic illness at age 65.
C) Of those whose oldest grandparent had lived past 90, only about 2% had a chronic illness at age 65.
D) Identical twins are more similar in longevity than are fraternal twins.
D
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Alice was the youngest of three children raised by an authoritarian father. Alice's mother left them when she was 10 and Alice had managed to function well despite coming from a broken home. When she was 16, her boyfriend of 3 years ended their relationship abruptly. Alice grew convinced that he had left her because she was not appealing enough, and she began to diet extensively. Her school performance dropped, she grew uncomfortable around friends, and she became painfully thin. Mealtimes at Alice's home were not fixed, and her siblings and father often ate outside and failed to notice that she would hardly eat throughout the day. From the information provided in the scenario, we can say that Alice
A. often takes high doses of prescription drugs. B. is overweight and at high risk for many lifestyle diseases. C. smokes and drinks excessively. D. is suffering from anorexia nervosa.
Aronson and his students used ________ to convince university students to turn off water while soaping up in a shower room
a. a social dilemma b. hypocrisy c. large, obtrusive signs d. monetary incentives
Rita scored 96 on an employment test, and Naomi scored 98 on the same test. Naomi believes that she has the highest score, but Rita disagrees. Which of the following would be most helpful in determining whether Naomi’s score is statistically higher than Rita’s score?
A. the standard deviation and mean of the test scores B. the standard error of measurement of the test scores C. the reliability coefficient of the test scores D. the coefficient of determination of the test scores
A researcher determines that people buy more clothes in larger clothing stores. Which of the following is a possible confound variable for this correlation?
A. Patrons have more money when they visit a large clothing store. B. Larger clothing stores have more clothing to choose from. C. Small and large clothing stores had identical items on sale. D. Smaller clothing stores have more clothing to choose from.