Dr. Ibrahim is investigating whether drinking white or chocolate milk before bedtime makes someone sleepy. What are the independent and dependent variables in his study?
What will be an ideal response?
Answer: The type of milk is the independent variable and the level of sleepiness is the dependent variable.
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Which of the following represents an active view of human behavior?
a. drives b. reflexes c. attributions d. instincts
A common symptom of post-traumatic stress disorder is hypervigilance, which is best described as:
A. extreme fear of places from which escape may be difficult. B. being overly alert and watchful for any potential threat in the environment. C. paying more attention to one's memories than to one's current surroundings. D. feeling emotionally numb or withdrawing from social interactions.
Skinner's experiment utilized a relatively weak form of punishment: a device that slapped a rat on the paw when it attempted to press a lever. Subsequent research revealed that _____ forms of punishment are capable of suppressing behavior for _____ periods of time
A) ?weak; long B) ?time-out; short C) ?more intense; much longer D) ?less intense; much longer
Lately, you have been reinforcing your child's temper tantrums with your attention
If you withhold your attention, ignoring the temper tantrums for several days, they will eventually stop. A psychologist would call this effect a. aversive conditioning. b. shaping. c. negative reinforcement. d. extinction.