A class decides to try to condition the behavior of its psychology professor. Each time she says "I" the class waits five minutes and then the next time she says "I" they reinforce her by smiling, looking particularly attentive, and s
By the end of the semester, she is using "I" much more frequently than she did at the beginning. Which of the following schedules of reinforcement was the class using?
a. fixed interval c. fixed-ratio
b. variable interval d. variable-ratio
c
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Which of the following is a benefit of archival research?
A. There is little data collection work because the information has already been collected. B. The statistical analyses are simpler. C. You get to design exactly the questions you want answered. D. The information is more current than other types of research.
Brain scans of participants before and after eight weeks of Mindfulness-Based Stress Reduction (MBSR) revealed that
A) brain regions involved in memory became less active. B) the emotional regions of their brains became less responsive to negative stimuli. C) brain regions involved in memory became more active. D) the emotional regions of their brains became more responsive to positive stimuli.
Receptor cells in the retina responsible for night vision are called ______
a) bipolar cells b) ganglion cells c) rods d) cones
What happens during the last stage of labor?
The placenta is delivered. The amniotic sac ruptures. The fetus' head crowns. The fetus is turned.