Random assignment to conditions ensures that the
A) independent variable will have an effect on the dependent variable.
B) local people will all have an equal chance of being a part of the study.
C) groups will not differ in any systematic way at the beginning of the study.
D) participants will not know the true purpose of the study until after the research is
completed.
C
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Working more than 10 hours a week is associated with lower grades and higher levels of depression in adolescents
a. True b. False Indicate whether the statement is true or false
Environment affects every human characteristic; without environment, no gene could be expressed
Indicate whether this statement is true or false.
How did Anaximenes conceptualize the elements?
a. He proposed that air is the primordial substance and the other elements can be created by transforming air. b. He agreed with Thales that air, fire, and earth can be created from water. c. He believed that there are five, not four elements: earth, air, fire, water, and time. d. He believed that the elements are eternal and that it is useless to hypothesize about their creation.
Thinking about one's own thoughts is called:
A) egocentrism. B) metacognition. C) the imaginary audience. D) idealism.