Describe the different ways in which diagnosis can be useful (valid). Mention two types of validity
Answer:
(1) meaningful or important: provides information and communication value; can provide evidence that leads to a theory of the cause of a disorder; (2) etiological validity: provides information on cause; (3) concurrent validity: agrees with information about behavior in other situations and from other sources; (4) predictive: provides information about the predictable course of the disorder, and later status and behavior.
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Which of the following is an example of the cocktail-party phenomenon?
a. The ability to attend selectively to a particular conversation at a party b. The inability to attend selectively to a particular conversation because of all the conversations going on around you at a party c. The ability to attend to all of the conversations at a party d. The ability to appear to carry on two conversations at once while at a party e. When, after the party, several people report having had the same conversation
Neisser's research involving subjects searching for particular letters in long strings of
similar or dissimilar letters suggested that a. novel stimuli are easily identifiable. b. stimuli with common features are recognized as being similar. c. a stimulus with uncommon features is more readily identified in a group of otherwise similar stimuli. d. stimuli that are grouped together are seen as a unit. e. it is easier to detect a stimulus that is grouped with other similar stimuli.