Which one of the following is an example of a nominal level of measurement?
a. reaction time of an adult male measured before and after drinking an ounce of alcohol
b. a high school senior's first, second, and third choice of colleges to attend
c. classification of psychiatric patients as either "neurotic" or "psychotic"
d. estimating the number of red blood cells in a laboratory sample
c
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Which of the following statements best describes the role of memory in later life?
a. There is no role for memory in later life because older adults have limited memory. b. There is wide variability in memory creating much change in memory throughout a person's life. c. Measures of memory suggest more stability than change throughout a person's life. d. Measures of memory are only reliable during adolescence making it difficult to examine memory in later life.
Barry claims he spends 3 hours every day studying in the library and yet his math grades are not improving. His professor suggests he start recording duration of his behavior. Why?
a. He might not be spending all 3 hours on task studying b. He might be spend his time studying what he already knows c. He might spend more time studying an easier course. d. All of these are possible
At Boston Sacred Heart School, all the students in grades 9 to 12 are asked to participate in community-building programs. Students are asked to choose from a wide range of initiatives, such as helping older adults, conducting activities in orphanages, assisting animal-welfare workers, etc. The school also conducts group discussions in which children are encouraged to reflect upon their experiences. This program is aimed at enabling the students to become less self-centered and promote prosocial behavior. In this example, Boston Sacred Heart School uses
A. operant conditioning. B. classical conditioning. C. service learning. D. life skills-based training.
Which group is most at risk for obesity?
A. late-maturing Black girls B. early-maturing Black girls C. early-maturing White boys D. early-maturing White girls