Naturalistic observational studies of novice walkers reveal that babies typically __________.
A. walk the distance of one football field a day
B. fall only a few times per day, as this is quite upsetting to novice walkers
C. fall an average of 100 times per day
D. are less effective at getting around by means of walking than by crawling for several months, as the walking skill develops
Answer: C
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Dr. Stewart invites members of a nearby rifle organization to meet with her for a few 1-hr sessions in which she attempts to discover how they perceive the relation between the environment and the right to bear arms. Her study design is best described as ______.
A. qualitative interviewing B. structured observation C. participant observation D. focus groups
A teacher does not believe a student can perform well because of a learning disability. The teacher comes to expect very little, so she demands very little from the student. In response, the student does not try and indeed fails. We may consider this process to be
a. unavoidable. b. unusual. c. autocratic. d. a self-fulfilling prophecy.
In addition to sign language, chimpanzees have been taught to communicate with humans by using:
A. puppets B. symbols on a board C. crude handwriting D. words in the form of primitive vocalizations
Dinah lost her spouse in a car accident yesterday. Research suggests that Dinah may experience a decline in the activity of ____, a type of cell that has important antiviral and antitumor functions
a. ?natural killer cells b. ?B-cells c. ?macrophage cells d. ?T-cells