A researcher wants to determine the effects of sugar consumption on aggressive behavior in children. In his experiment, he has some subjects consume no sugar (water only), some subjects drink 14 oz. of soda, and some subjects drink 28 oz. of soda
He then waits 30 minutes and asks them questions about how aggressively they would behave in certain situations. In this experiment, the level of sugar consumed would be the
A) correlation.
B) path analyses.
C) independent variable.
D) dependent variable.
C) independent variable. The independent variable is the variable that researchers systematically manipulate in an experiment.
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Professor McEwen tells his class that, worldwide, schizophrenia is diagnosed in approximately _________ percent of the population.
A. 0.7 B. 1.5 C. 5 D. 7
A single-blind experiment isolates a causal variable by considering the experimenter's biases.
Answer the following statement true (T) or false (F)
Reece is 42. His sister, Dana, is 25. Which of the following statements is most likely true based solely on their ages?
A) Dana is more likely than Reece to identify the positive side of difficult situations. B) Dana is more likely than Reece to use humor to express ideas and feelings without offending others. C) Reece is more likely than Dana to anticipate and plan ways to handle future discomforts. D) Reece is more likely than Dana to act quickly when making an important decision.
Yolanda has been successful in her career and relationships, but is disturbed by the nagging question, "Am I being true to myself?" Which type of therapy would most likely address this concern?
a) cognitive b) existential c) behavioral d) psychodynamic