In Kelley's 1950 research about the guest lecturer, the dependent variable was the
a. students' impressions.
b. personality descriptions.
c. teacher's expectations.
d. bloomers.
Answer: A
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Suppose that a professor asks the students in her class to say their names out loud (one at a time) on the first day of class. Then she asks them to write down as many of their classmates' names as they can recall
Then she constructs a graph that shows "Number of correct responses" on the Y-axis and "Serial position of the name" on the X-axis. The shape of the graph a. will be a straight line, with the greatest accuracy on the first items. b. will be a straight line, with the greatest accuracy on the last items. c. will be an upside-down U-shaped line, with the greatest accuracy on the middle items. d. will be a U-shaped line, with the greatest accuracy on the first and last items.
After the successful extinction of your son's whining for a toy while you are shopping, you go shopping several weeks later and he begins to whine for a toy as if he is "just checking to see if the rules have changed back.". This situation illustrates
a. shaping. b. spontaneous recovery. c. stimulus generalization. d. stimulus discrimination.
A few hours of sleep deprivation each night can:
A) build up over time and increase the risk of accidents and injury. B) increase mental acuity but otherwise have no effect on the body. C) improve memory by interrupting the consolidation process. D) result in physical fatigue but have no effect on mental processes.
The most effective leaders are neither the least assertive nor the most assertive
Indicate whether this statement is true or false.