Regarding the popular pseudopsychology of astrology, which of the following statements is TRUE?
a. A study of more than 3000 predictions by famous astrologers found that a significant number of the predictions were fulfilled
b. No connection has been found between one's astrological sign and leadership, physical characteristics, intelligence, or career choices.
c. Couples whose astrological signs are compatible have a lower divorce rate than those couples with incompatible signs.
d. In a famous test, astrologers were able to accurately distinguish murderers from law-abiding people based on their horoscopes.
B
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Professor Plum created class intervals from the test scores for his class. He made a line graph using these intervals on the X-axis and the proportion of students who answered a particular question correctly on the Y-axis. The result is
a. a discrimination index. b. a correlation index. c. an item characteristic curve. d. a histogram.
In the 1920s it was the goal of many funeral directors to make the corpse look as though it were alive
Indicate whether the statement is true or false
In their research on the door-in-the-face technique and blood donation, Cialdini and Ascani (1976) were concerned about the possibility of experimenter bias. What steps did they take to eliminate or reduce this methodological problem?
A) They kept the experimenter blind to participants' conditions. B) They made use of a double-blind procedure. C) They deceived the participants. D) They deceived the experimenters.
Which of the following is NOT a function of glial cells?
a. To control the activities of muscles b. To serve as the brain's immune system c. To form insulating sheaths around nerve fibers d. To hold neurons in place e. To guide developing neurons