Dr. Cortez is carrying out an experiment dealing with the effects of caffeine on learning. His independent variable consists of two groups of college students, where one group receives 10mg of caffeine, and the other group receives 30mg of caffeine
The dependent variable consists of the frequency of items recalled correctly from a previously memorized word list. In this case, Dr. Cortez is hoping to find
a. systematic variance from the extraneous variables.
b. nonsystematic variance from the independent variable.
c. systematic variance from the independent variable.
d. none of the above
c
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The Analogue Drug Act of 1986 states that chemically similar drugs will be controlled under the same schedule
Indicate whether the statement is true or false
Sarah has just received her driver's license and is now ready to drive to school
Although she's never driven to her school before, Sarah knows the way. The fact that Sarah can drive herself to school suggests that _____ has occurred. a) latent learning b) classical conditioning c) operant conditioning d) classical and operant conditioning
When a 1-month-old kitten is put in the dark and kept there during the fourth week of life and beyond, damage to visual centers of the brain is severe and permanent. This example provides evidence of
A) brain plasticity. B) synaptic pruning. C) lateralization of the cerebral cortex. D) sensitive periods in brain development.
Narrowing the conditions that produce a conditioned response is known as __________.
A. deconditioning B. generalization C. extinction D. discrimination