How many columns are there in a frequency distribution?
a. one c. three
b. two d. four
B
There are two columns. One lists the responses or categories of responses, and the other lists the frequencies associated with those responses.
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Developmental psychologists are interested in changes in behavior that occur from
a. conception to death (the womb to the tomb). b. birth to adolescence (infant to teen). c. birth to adulthood (child to grown-up). d. conception to senescence.
The hormone thyroxine, secreted by the thyroid gland, is essential for the normal growth of the
a. gonads, especially in boys. b. extremities of the head, such as nose, ears, and lips. c. internal organs, such as the kidneys and liver. d. brain and bones.
Piaget judged whether infants understood object permanence on the basis of whether
a. they responded affirmatively during interviews. b. a parent indicated that the ability was present. c. they stared longer at impossible scenes than at possible scenes. d. they searched for hidden or missing objects.
For which state of long-term memory formation is sleep vital?
A. Encoding B. Storage C. Retrieval D. Consolidation