The greatest strength of experimental designs—a strength that other research approaches lack—is that they
A) have the ability to show cause-and-effect relationships.
B) have the ability to prove effects beyond a doubt.
C) have the ability to measure multiple variables.
D) have the ability to show relationships among variables.
E) allow intensive investigation of one individual person.
A
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Johnny is often restless and emotionally volatile. According to Eysenck's personality theory, Johnny is high on which dimension?
A. neuroticism B. extroversion C. psychotocism D. mesomorphism
Behavior that occurs when we change our actions or attitudes because of real or imagined group pressures is called _____________
a. cooperation b. coercion c. obedience d. conformity
In the calculational formulas for the repeated measures ANOVA, what does the symbol p represent?
a. the total number of scores c. the number of treatment combinations b. the total number of persons d. the total number of F ratios calculated
The gland that produces the largest number of different hormones and has the widest range of effects on the body's functions is the ________ gland
a. thyroid b. pineal c. adrenal d. pituitary