Research Methods - Experimental Method

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  • Created by: emortimer
  • Created on: 18-05-16 15:22
Experimental Method
Involves the manipulation of an independent variable to measure the effect on the dependent variable. Experiments may be laboratory, field, natural or quasi.
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Aim
A general statement of what the researcher intends to investigate; the purpose of the study
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Hypothesis
A clear, precise, testable statement that states the relationship between the variables to be investigated. Must include independent variable (IV), dependent variable (DV) and self report technique
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Directional hypothesis
States the direction of the difference or relationship
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Non-directional hypothesis
Does not state the direction
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Variables
Any 'thing' that can vary or change within an investigation. Variables are generally used in experiments to determine if changes in one thing result in changes to another
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Independent variable (IV)
Some aspect of the experimental situation that is manipulated by the researcher -or changes naturally - so the effect on the DV can be measured
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Dependent variable (DV)
The variable that is measured by the researcher. Any effect on the DV should be caused by the change in the IV
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Operationalisation
Clearly defining variables in terms of how they can be measured
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Other cards in this set

Card 2

Front

A general statement of what the researcher intends to investigate; the purpose of the study

Back

Aim

Card 3

Front

A clear, precise, testable statement that states the relationship between the variables to be investigated. Must include independent variable (IV), dependent variable (DV) and self report technique

Back

Preview of the back of card 3

Card 4

Front

States the direction of the difference or relationship

Back

Preview of the back of card 4

Card 5

Front

Does not state the direction

Back

Preview of the back of card 5
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