Which of these is/are characteristic of experimental research?
(a) let as many interesting things vary as you can keep track of
(b) assign the best subjects to the experimental group and the remaining
subjects to the control group
(c) hold everything constant except the thing you're interested in
(d) one cannot draw cause-and-effect relationships from the results
(e) all of the above are characteristics of experimental research
C
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One of the first neurochemical theories of schizophrenia focused on altered activity of which of the following systems?
a. serotonin b. dopamine c. norepinephrine d. estrogen
Franklin, an African-American male, is on trial for attempted murder. The study conducted by Sommers (2006) regarding jury racial composition suggests which of the following jurors would be most likely to vote to convict Franklin?
a. Jerry, a Caucasian male on an all-Caucasian jury b. Robin, a Caucasian male on a racially-diverse jury c. Eddie, an African-American male on an all-African-American jury d. Dave, an African-American male on a racially-diverse jury
A distribution represents a ______, where the "tail" of infrequent scores is at the high end of the scale.
A. negative skew B. leptokurtic kurtosis C. platykurtic kurtosis D. positive skew
"Come on! I don't have all day to wait around for you to answer this question." This is most characteristic of:
A. an internal locus of control B. an external locus of control C. Type B behavior D. Type A behavior