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NSU Chapter 2

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Term
Definition
show A broad idea or set of closely related ideas that attempts to explain certain observations.  
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variable   show
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show An objective description of how a research variable is going to be measured and observed  
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show An idea that is arrived at logically from a theory. It is a prediction that can be tested.  
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population   show
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sample   show
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show Observation of behavior in real-world settings with no effort made to manipulate or control the situation.  
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standardized test   show
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case study   show
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show A research strategy that identifies the relationships between two or more variables in order to describe how these variables change together.  
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longitudinal design   show
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show A carefully regulated procedure in which one or more variables believed to influence the behavior being studied are manipulated while all other variables are held constant.  
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independent variable   show
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dependent variable   show
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show A group in the research study whose experience is manipulated.  
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show A comparison group that is as much like the experimental group as possible and is treated in every way like the experimental group except for the manipulated factor.  
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descriptive statistics   show
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mean   show
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show A statistical measure of central tendency that falls exactly in the middle of a distribution of scores after they have been arranged or ranked from highest to lowest.  
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mode   show
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show A statistical measure of variability that is the distance between the highest and lowest scores.  
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standard deviation   show
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Created by: Sadiqah
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