A scientist gives a rat a food pellet every time it presses a bar. This is an example of ______.
a. positive reinforcement c. classical conditioning
b. negative reinforcement d. aversive conditioning
Question 2
In a study on psychotherapy techniques, subjects are randomly assigned to one of two
groups. One group receives a specific type of therapy.
The other group receives a
credible treatment which has elements common to all therapies but no specific ingredients
of the therapy received by the first group. This generic placebo therapy received by the
second group is called a(n) _______ placebo.
a. response c. blind
b. inert d. attention
Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
Principles of time management
Selected Vitamins: Food Sources, Functions, and Deficiency and Toxicity Symptoms (continued)
The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ...
The Geologic Time Scale
Greek food