An observed score is comprised of the:
a. true score + measurement error (method error + trait error).
b. true score + method error only.
c. true score + trait error only.
d. measurement error (method error + trait error).
a
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Social Phobia is characterized by _________
a. Exhibits paranoid symptoms, believing that others are plotting to hurt him or her. b. Is unable to speak in the presence of other individuals. c. Is terrified of being in public places and may become housebound. d. Becomes extremely anxious when involved in activities completed in the presence of other individuals.
How do emotions differ from moods?
A. Emotions last longer than moods do. B. Emotions are triggered by more specific events than moods are. C. Emotions are less often associated with particular facial expressions than moods are. D. Emotions are less often accompanied by an intense physiological reaction than moods are.
What is the key purpose of operationally defining a variable?
a. A variable must be defined before one can determine if it is an independent variable or a dependent variable. b. A variable cannot provide correlational information until it is operationally defined. c. A variable must be defined in terms of unique measurement procedures that lend themselves to only one statistical test. d. A variable must be defined in terms of precise measurement procedures that other researchers can use if they wish to repeat the study.
Sammy took two aspirin to treat a pounding headache. This is an example of _____
a) avoidance learning. b) extinction learning. c) escape learning. d) learned helplessness.