Zusammenfassung der Ressource
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The independent variable (IV) is the variable that is directly manipulated by the experimenter.
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What are participant effects?
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When the participants are aware what is expected of them, so the participants change their behavior.
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When the researchers behavior or characteristics influence the research in any way.
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Variables associated with the research situation.
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The variables associated with the research participants.
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Directional or Non-Directional hypothesis?
'There will be a difference between the number of words recalled correctly during a memory test when it is done under quiet conditions and when it is done under noisy conditions'.
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Directional
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Non-Directional
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-SELECT TWO-
Which of the following experiments is the IV manipulated by the experimenter?
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Lab Experiment
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Natural Experiment
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Field Experiment
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-SELECT TWO-
Which of the following are weaknesses of natural experiments?
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Lacks ecological validity
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Decreased internal validity
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Results can be hard to interpret
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Many extraneous variables
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Demand characteristics
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Ethical issues
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A disadvantage of independent groups design is order effects.
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Random sampling is when
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Reliability refers to whether the test is measuring what it claims to measure.
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-SELECT THREE-
Which of the following are measures of central tendency?
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Standard Deviation
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Mode
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Range
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Median
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Mean
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Which of the following is NOT an ethical issue?