If a researcher gives a personality test to several individuals and then gives them the same tests a few weeks later, she is most likely testing the ____ of the personality tests
a. ?reliability
b. ?congruency
c. ?validity
d. ?standardization
ANSWER:
a
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A recent study reports that students who just finished playing a prosocial video game were more likely to help others than students who had played a neutral or antisocial game. For this study, what is the independent variable?
a. The students who were given the prosocial game b. The students who were given the neutral or antisocial game c. The kind of game given to the students d. The helping behavior of the students
You are conducting a survey on racism. You have a group of well-trained assistants, about half white, half African American. Should you keep track of which subjects are questioned by white assistants and which by African-Americans assistants?
A. Yes-the ethnicity of the assistant may affect subjects' answers B. Yes-the ethnicity of the assistant may affect their ability to accurately record subjects' answers C. No-you might offend your assistants D. No-ethnicity has no effect one way or the other
Researchers are now looking for new ways to stimulate the brains of severely depressed individuals. One method, called __________, involves the use of a pulsing coil held to a person's skull at the left prefrontal cortex
a. psychosurgery b. deep brain stimulation c. electroconvulsive therapy d. transcranial magnetic stimulation
Your niece loves to play peek-a-boo. The way that you like to play is to put your blanket over your face and after a few seconds abruptly remove the blanket
Each time that you remove the blanket, your niece acts like she is very surprised to see you. According to Piaget, what concept does your niece lack? a. object continuance b. object permanence c. object memory d. object discovery