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Return to Explorations: Conducting Empirical Research in Canadian Political Science 4e Student Resources
Chapter 9 Self-Grading Quizzes
Experimental Research
Quiz Content
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A group of subjects exposed to the intervention of interest in an experiment is a(n) ______.
control group
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incorrect
experimental group
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random group
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stratified group
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incorrect
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Two of the elements that make experiments different from other types of research are planned intervention and __________.
random assignment
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random selection
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internal validity
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external validity
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The treatment intervention, or ________, is given to the treatment group in order to measure its effect.
placebo
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factor
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level
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stimulus
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The parameters being manipulated by the experimental design are referred to as:
placebos
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factors
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levels
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stimuli
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The group who does not receive the stimuli being tested, and who receives a placebo instead, is called the ___________.
control group
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incorrect
experimental group
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incorrect
random group
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incorrect
stratified group
correct
incorrect
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Which type of experiment is most appropriate when the phenomenon under investigation is hard to identify in real life?
Field experiment
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Laboratory experiment
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Natural experiment
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Survey experiment
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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 ______.
Field experiment
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Laboratory experiment
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Natural experiment
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Survey experiment
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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.
within-subjects design
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between-subjects design
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factorial design
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multi-level design
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In a factorial design, sample sizes must be __________ in order to ensure adequate statistical power.
smaller
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incorrect
larger
correct
incorrect
the same
correct
incorrect
more diverse
correct
incorrect
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The challenge that researchers will overestimate their ability to manage all the elements at work in experimental research is called ____________.
the fundamental problem of casual inference
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incorrect
the classic experimental design
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incorrect
the illusion of total control
correct
incorrect
the do no harm principle
correct
incorrect
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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.
True
correct
incorrect
False
correct
incorrect
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A split-ballot design is a method involving conducting an experiment in real world environments.
True
correct
incorrect
False
correct
incorrect
*
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Experiments are particularly valuable for demonstrating causation while removing confounding variables.
True
correct
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False
correct
incorrect
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The fundamental problem of causal inference is that we cannot observe a given case in both treated and untreated states.
True
correct
incorrect
False
correct
incorrect
*
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Every experiment has the same number of levels, but a varying number of factors.
True
correct
incorrect
False
correct
incorrect
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Survey experiments have low internal validity but high external validity.
True
correct
incorrect
False
correct
incorrect
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Experiments pose fewer ethical challenges than observational research.
True
correct
incorrect
False
correct
incorrect
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