A researcher wants to know whether a new drug reduces anxiety. Forty participants who suffer from anxiety disorder are assigned randomly to one of two groups. One group gets the new drug and the other group gets a placebo. Neither group knows which they receive. After 30 days on the drug, their anxiety levels are measured. In this experiment, is the independent variable and is the dependent
variable.
a. anxiety, the new drug
b. the new drug, the placebo
c. anxiety, the placebo
d. the new drug, anxiety
D
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Why did the FDA take Coca Cola to court in 1911??
a. ?Because one of Coke's ingredients was cocaine. b. ?Because one of Coke's ingredients was caffeine. c. ?Because of illegal hiring practices. d. ?Because of irregularities in the pricing of their stock. e. ?Because they made unsupported claims in advertising.
To determine the range in Excel, we can use the ______ and ______ functions to find the lowest and highest scores in a distribution.
A. high; low B. min; max C. mid; range D. min; range
In the context of operant conditioning, reinforcers that satisfy one's biological needs are called ________ reinforcers.
A. positive B. unconditioned C. primary D. reflexive
Which of following is the assumption that the polygraph test is based upon?
A) Pinocchio response B) Habitual response C) Shifty eyes D) Dishonest rules