Recall that a nursing home director in Connecticut cooperated with researchers Langer and Rodin (1976)
To some residents he gave a speech that included such statements as "You have the responsibility of caring for yourselves, of deciding whether or not you want to make this a home...." and "You should be deciding how you want your rooms to be arranged...how you want to spend your time...." To others he said that there would be movie nights and plants for them that the nurses would care for. The researchers then kept track of health problems and deaths of all the residents. What was the independent variable of this research?
a. the health of the residents
b. the control they were given
c. the nurses who took care of the plants
d. the movies that residents attended
Answer: B
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Baby Lindsay has combined her reaching, grasping, and sucking schemes into a higher-order scheme that allows her to reach for her pacifier and put it into her mouth. This achievement is an example of
A) equilibrium. B) organization. C) assimilation. D) accommodation.
Which of the following would NOT reduce the possibility of a yeast infection?
A) Douching with a slightly acidic mixture of water and vinegar B) Wearing cotton underwear and loose fitting clothing C) Ingesting a pint of yogurt a day D) Reducing the intake of dairy products, sugars, and artificial sweeteners