Which of the following is NOT a defining characteristic of a psychological experiment?
a. it involves objective observation
b. variables are manipulated in a highly controlled environment
c. it always takes place in a laboratory
d. one or more factors are varied while the rest are held constant
C
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The trial court is also referred to as the court of ________
Fill in the blank with the appropriate word.
Which global decision directly led to the Latin American debt crisis in the early 1980s?
a. The U.S. government dramatically raised interest rates. b. The Chinese government began liberalizing its economic regulations. c. The Brazilian government abandoned its import-substitution industrialization strategy. d. The Venezuelan government began exploiting the country's oil resources more effectively.
Under the Articles of Confederation, each state had one vote in a national legislative body
Indicate whether the statement is true or false
While participating in a lengthy experiment involving job training for welfare recipients, the economy enters into a major recession. Posttest measurements found that job training was unsuccessful in helping participants locate jobs. However, the experiment's designers claim that the findings were inconclusive because of internal invalidity. Which of the following sources of internal invalidity would they be most likely to name as the problem?
A. contamination B. history effect C. selection bias D. the Hawthorne effect