Experimental Research

Quiz Content

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. A group of subjects exposed to the intervention of interest in an experiment is a(n) ______.

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. Two of the elements that make experiments different from other types of research are planned intervention and __________.

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. The treatment intervention, or ________, is given to the treatment group in order to measure its effect.

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. The parameters being manipulated by the experimental design are referred to as:

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. The group who does not receive the stimuli being tested, and who receives a placebo instead, is called the ___________.

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. Which type of experiment is most appropriate when the phenomenon under investigation is hard to identify in real life?

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. If something exogenous to the causal relationship under investigation created a situation similar to if an experimental treatment had been put in place, researchers can study it as a ______.

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. In a ______, participants are given an activity, exposed to the treatment, and then asked to do the activity to measure the difference.

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. In a factorial design, sample sizes must be __________ in order to ensure adequate statistical power.

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. The challenge that researchers will overestimate their ability to manage all the elements at work in experimental research is called ____________.

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. A double-blind design is an experiment in which both subjects and treatment administrators are unaware of the effect being tested.

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. A split-ballot design is a method involving conducting an experiment in real world environments.

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. Experiments are particularly valuable for demonstrating causation while removing confounding variables.

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. The fundamental problem of causal inference is that we cannot observe a given case in both treated and untreated states.

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. Every experiment has the same number of levels, but a varying number of factors.

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. Survey experiments have low internal validity but high external validity.

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. Experiments pose fewer ethical challenges than observational research.

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