If one had to calculate 15 successive t tests, it would mean
a. testing Ho 5 times
b. testing Ho once
c. testing Ho 15 times
d. none of these, since t never tests Ho
c
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All of the following EXCEPT this are reasons given for increased rates of cohabitation among U.S. couples:
a. Unplanned pregnancies b. Getting married at later ages c. Increased acceptance of cohabitation d. Financial and economic issues
Why is it essential that the experimental and control groups be treated identically in every respect but one?
a) so that the dependent variable can be accurately measured b) so that the results will apply outside the laboratory setting c) so that if the behavior of the two groups differs, the difference can be credited to the one thing that distinguished the groups from one another d) so that if the behavior of the two groups differs, the difference can be attributed to the independent variable
Which of the types of psychological disorders is marked by disruptions in one's sense of consciousness and/or memory?
A) Anxiety disorders B) Dissociative disorders C) Personality disorders D) Schizophrenia
The American Psychological Association has called on the United States Congress and Justice Department to change the judicial system's reliance on eyewitness testimony, citing own-race bias as one reason that such testimony is problematic. Which of the following best describes how this concept affects the accuracy of testimony?
A. A mismatch in the race between a suspect and a witness could lead to inaccurate suspect identification. B. The testimony will only be accurate if the race of the suspect and the witness is the same. C. The testimony will only be accurate if the suspect and witness share the same cultural background. D. A mismatch in the cultural background of a suspect and witness will increase the accuracy of suspect identification.