The formula (Xhighest- Xlowest) ? number of intervals
provides the _____ in a grouped frequency distribution.
a. relative frequency of a score
b. midpoint of a class interval
c. size of a class interval
d. lower and upper real limits of a class interval
C
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Which of the following programs has been found to be an effective strategy to reduce childhood obesity?
A. programs that increase children's screen time B. programs that teach children cooking skills C. programs that improve self-esteem D. programs that increase children's physical activity
Pavlov believed that his work on the conditioned reflex discovered the physiological mechanism for what for centuries had been called ____ by philosophers and psychologists.
a. associationism b. behaviorism c. functionalism d. structuralism
Regarding remarriage in the United States
most people remarry within two years of a divorce. remarriage is more likely after 40. about 25 percent of marriages are remarriages for one or both of the spouses. men are more likely to remarry than are women.
The visual cortex consists of the primary area and two levels of association cortex, one
a. in back of the primary area and the other in front of it. b. that surrounds the primary area and the other divided between the parietal and temporal lobes. c. that is anterior to the primary area and the other in the frontal lobe. d. posterior to the primary area and the other anterior to it. e. surrounding the primary area and the other in the outer perimeter of the occipital lobe.