Dr. Calhoun is conducting some research on the effects of alcohol consumption on maze learning in a sample of white laboratory rats
Before he actually conducts the study, Dr. Calhoun administers to the rats various dosages of alcohol to determine what amount produces the strongest and weakest effects. This process is referred to as a
a. dependent variable.
b. correlation coefficient.
c. placebo.
d. manipulation check.
d
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Social comparison is a method of reducing uncertainty by comparing oneself to others.
a. True b. False
Which drug carries the recent label as "America's most dangerous drug"?
a) MDMA b) cocaine c) heroin d) methamphetamine
Maturation can only be a threat to internal validity for changes observed in early childhood, but not later in adult life.
Answer the following statement true (T) or false (F)
For a person with schizophrenia, which of the following symptoms is most plausible after being asked, "Did you deposit the check at the bank yesterday?"
A. Believing that all banks are staffed by the same employees B. Rapidly switching between talking about banks for holding money and river banks C. Suddenly believing that they are in a bank, making a transaction D. Accurately recalling, in great detail, a very old memory of being in a bank