In the measurement of sound, the number of vibrations per second is called a(n)
a. hertz.
b. decibel.
c. ampere.
d. ohm.
A
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Maslow believed that people, in general, are driven by:
a. inherited ways of need fulfillment. b. all the needs at the same time. c. higher needs such as esteem and self-actualization. d. only one dominant need at any point of time.
What physiological event has been associated with the acquisition of Piaget's formal operation stage of thinking?
a. A spurt in brain development b. Menopause c. Increased levels of androgens d. Spermarche
Who would be most likely to emphasize the important role that changes in memory efficiency plays in cognitive development?
a. Louie, who is a social-learning theorist b. Elaine, who is a sociobiologist c. Alex, who is Piagetian d. Latka, who is an information-processing theorist
To increase profits, the cereal company wants to reduce the amount of raisins in each cup of cereal, but they don't want consumers to notice the change. To know how many raisins they can remove, they first need to obtain an estimate of the:
a. absolute threshold for raisins in a cup of cereal b. difference threshold for raisins in a cup of cereal c. signal detection threshold for raisins in a cup of cereal d. hit rate for raisin detection in a cup of cereal