Two-year-old Xavier has a toy cat. He plays at a friend’s house, where his friend’s mother tells him that the three creatures roaming around the house are also cats. Xavier is confused and at first does not believe her.This would be considered
a. naming insight
b. overregularization
c. overextension
d. underextension
Ans: d
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The actions of which stress hormone help explain increased stickiness of blood clotting factors which, in turn, heightens the risk of heart attack and stroke?
a. melatonin b. serotonin c. epinephrine d. norepinephrine e. estrogen
Mary was frustrated with her son John. He almost never took out the trash and only cleaned his bathroom about half of the time that it needed it. Mary wanted to see if paying John was an effective treatment, so she started giving him cash every time he took out the trash. He soon became outstanding in this area, taking it out every time that she asked. Since the money worked so well with the
trash, she decided to see if it would also help him to clean his room more often. Soon after she started paying him for cleaning his room, that behavior also increased dramatically. What experimental design was Mary using? a. Multiple baseline across behaviors b. Multiple baseline across individuals c. Changing criteria d. Alternating treatment
A local group formed to reduce drunk driving publishes a pledge signed by over a thousand citizens. They also help schools develop effective anti-drinking programs and work with police and local prosecutors to tighten enforcement of drunk driving laws. Which approach to community and social change does this group illustrate?
a. community readiness b. a community coalition c. social action d. an alternative setting
The process in which malignant tumors shed cells that travel to another part of the body, where they initiate new tumor growth, is known as: a. infiltration
b. encapsulation. c. malformation. d. metastasis.