When employing reversal designs in intrasubject research, two problems often occur: 1) the effect of the researcher's intervention may not be reversible; and 2)
a. these designs require many between-subject manipulations
b. implementing these AB designs is often expensive.
c. it may be unethical to withdraw a beneficial treatment.
d. it is difficult to recruit large numbers of subjects required in these designs.
c
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Nhu and Joseph are chasing each other around the park and wrestling in the grass. This form of play is called ____ play
a. aggressive b. cooperative c. large-muscle-skill d. rough-and-tumble
Breast feeding an infant who is receiving a vaccination
a. leads the infant to produce more antibodies. b. is ill advised as it promotes connecting pleasure with pain. c. reduces the behavior signs that they are in pain. d. has been banned by the American Academy of Pediatrics.
While preparing dinner, Tommy accidentally drops an open can of tomato sauce on the floor, splattering everywhere. He immediately yells out of frustration and his roommate comments, "oh, someone is in a bad mood." Tommy quickly replies, "no I'm not, I'm just angry at myself for dropping the sauce." Who is correct in this situation?
A. His roommate, because his yell clearly indicated that he was experiencing a negative mood. B. His roommate, because all people who make mistakes experience subsequent negative moods. C. Tommy, because only he can have an idea about what mood he is experiencing at any given time. D. Tommy, because he was experiencing an emotion and not necessarily a mood.
Recent research with fMRI has revealed a __________ network that it active when the mind is free to daydream, recollect about the past, or fantasize about the future.
Fill in the blank(s) with correct word