Another name for the ________ is the just noticeable difference
a. just say when effect
b. statoacoustic effect
c. difference threshold
d. signal detection error rate
e. absolute threshold
c. difference threshold
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Which of the following is true of glial cells?
a. they have direct contact with the outside world b. they carry messages from the brain to muscles to produce behaviors c. they remove wastes from the central nervous system d. they carry information toward the spinal cord and brain
As infants, boys and girls
a. differ noticeably in their displays of emotion. b. do not differ much in their displays of emotion. c. differ in displays of anger. d. have identical temperaments.
Which of the following is an example of a one-group posttest-only quasi-experimental research design?
A. A researcher records exam scores following a new lecture. B. A researcher records verbal scores in a group of children prior to giving a treatment aimed at improving verbal abilities. C. A researcher measures job rates in two cities with comparable demographics. D. A researcher measures weight gain before and after a group of participants begin a new diet plan.
Regarding the intellectual development of infants, which of the following statements is FALSE?
a. During the first months of life, babies are able to learn from what they see, make predictions, and search for explanations. b. Babies as young as eight weeks can imitate actions a day after seeing them. c. Three- to eight-week-old babies seem to understand that a person's voice and body should be connected. d. Although infants have not yet developed crystallized intelligence, they do have a remarkable capability for rapid learning, or fluid intelligence.