The following experiment most closely fits which experimental design? A University Medical School ad for volunteers to test a new painkiller drew replies from 100 otherwise healthy young adults who suffered from frequent headaches. In a double-blind experiment, half the volunteers were selected randomly to receive the new medication; the rest were given a placebo. At the end of six months, 40
percent of those who had received the new drug reported that their headaches were less frequent and less severe. In the placebo group, 20 percent reported a decrease in frequency and severity.
a. retrospective study
b. prospective study
c. randomized experimental study
c
You might also like to view...
Identify which fallacy has been committed. The Chicago Bulls were the most dominating team in the NBA throughout much of the 90's. Luke Longley played center for the Bulls during that time. It follows that Longley must have been the most dominating center in the NBA during much of the 90's
a. Amphibole b. Euphemism c. Rhetorical Question d. Weasel Words e. Fallacy of Composition f. Fallacy of Division g. Vague Comparison
The Buddhist Churches of America are associated with which the __________ school of Mahayana Buddhism
a. Nichiren b. Pure Land c. Tendai d. Tibetan e. Zen
On what grounds does Warren reject the viability standard of humanity? a. All of these choices b. It would imply that the advent of total ectogenesis would eliminate awoman's right to abortion
c. It is relative to the level of medical care available to the pregnant womanand her newborn. d. It is relative to technological development.
_________ are educational and public relations institutes set up by the government of China in Western cities, usually connected with universities.
A. Confucius Centers B. Tin How Temples C. Healing Tao centers D. City God Temples