If a researcher used an experiment to assess whether or not a certain drug would increase reading comprehension scores, then the independent variable would be the ______
a. amount of the drug given to participants
b. age of the participants
c. gender of the participants
d. reading comprehension scores
A
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Subject variables are characterized by all of the following except that they
a. are neither dependent nor truly independent variables. b. cannot be manipulated or randomly assigned. c. may include gender and ethnicity of participants. d. are essential for field experiments.
According to your text, which is the MOST accurate statement?
A) ?The sex for procreation legacy is dead now. B) ?Increased tolerance of diversity creates more problems than it could solve. C) ?With the increased understanding and acceptance of diversity in human sexuality that developed during the 20th century, we have greater freedoms and responsibilities today. D) ?U.S. involvement in World Wars I and II placed American women in the workforce permanently.
Which statement below best describes the current consensus on the theories of color vision?
A) ?The physiological support for the trichromatic theory is greater than the support for the opponent-process theory. B) ?The physiological evidence for the opponent-process theory has shown that the trichromatic theory is incorrect. C) ?The psychophysical evidence for the trichromatic theory has shown that the opponent-process theory is incorrect. D) ?The physiology of the cone receptors and the discovery of opponent cells in the retina and LGN show that both theories are correct.
Selective mutism is most commonly found in adults
Indicate whether the statement is true or false