The major threat to internal validity in the simple interrupted time series design is
A. history.
B. maturation.
C. selection.
D. additive effect of selection and history.
A. history.
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Group sexual activity involving more than two people ____
a. has become much more common b. is quite rare in practice c. accounts for about 10% of sex acts d. is inevitably associated with societal decline
The type of schizophrenia that involves thoughts of being persecuted or thoughts of grandeur is ____ schizophrenia.
A. catatonic B. disorganized C. paranoid D. melancholic
Which scenario is an example of habituation??
a. ?A cat learns that the sound of the electric can opener means that she will be fed soon. b. ?A child learns how to turn on the television by watching his father. c. ?An infant gradually stops paying attention to a continuous buzzing noise. d. ?A dog learns not to chew on his owner’s slippers after he is scolded.
Drinking to the point that your pattern of use disrupts your life is defined as substance ________________
Fill in the blank(s) with correct word