While an interrupted time-series design is a fairly strong quasi-experimental design it could still have problems due to
A) a nonequivalent control group.
B) reversibility.
C) an historical event occurring just as the treatment is introduced.
D) non-cooperative participants.
C
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The new area of psychology called behavioral genetics is providing evidence that:
a. twins are very different from single-birth children b. twins may appear outwardly similar, but in most respects they are quite different c. sharing a family environment is the major influence on personality d. inheritance sets a range of behaviors for many aspects of personality
Which of the following best describes the cortex of the brain?
It is found in the center of the brain and is responsible for primitive emotions and reflexes. It makes up a small percentage of the outer brain and is responsible for movement. It makes up the outer layers of the brain and is responsible for thinking, feeling, and sensing. It is the gray matter of the brain where the intersections of dendrites and axons form.
Mom and Dad think it is real funny, and laugh when their 2-year-old, Bruce, says dirty words. When Bruce is sent home from kindergarten because of swearing, they don't understand why he cusses
Now when he cusses at home they ignore the cussing (they don't think it's cute anymore). Laughing in this example is: a. positive reinforcer. b. a negative reinforcer. c. a primary reinforcer. d. a neutral stimulus.
___ are three times more likely than ___ to have dyslexia
a. Americans; Europeans b. Europeans; Americans c. Boys; girls d. Girls; boys