RESEARCH METHODS THINKING CRITICALLY WITH PSYCHOLOGICAL SCIENCE
THE SCIENTIFIC METHOD AND DESCRIPTION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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placebo
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control
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dependent variable
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independent variable
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Detailed explanation-1: -Answer and Explanation: Aggressive behavior would be the d) dependent variable. The experiment wants to test how hunger effects aggressive behavior, which implies that they expect aggressive behavior to depend on hunger levels.
Detailed explanation-2: -Aggression (or aggressive behavior) is the dependent variable. The researcher is studying the effect of sleep on aggression. In other words, the level of aggression depends on the amount of sleep. That is why it is called the dependent variable.
Detailed explanation-3: -The amount of caffeine consumed would be the independent variable, and hunger would be the dependent variable.
Detailed explanation-4: -Which of the following most accurately describes a dependent variable? A factor that is manipulated at the same level for the experimental and the control group.
Detailed explanation-5: -As you’ve learned, the only way to establish that there is a cause-and-effect relationship between two variables is to conduct a scientific experiment. Experiment has a different meaning in the scientific context than in everyday life.