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Chapter 3

PSYB65-Chapter 3 Notes

Course Code
Ted Petit

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Chapter 3
The Scientific Method
x Empirical method
o Method used to gather info i.e. standardized tests or
measurements with a high level of objectivity
x Replication
o Replication of results to make sure initial observations
not fluke
o Ensures generalizability
x Control
o Manipulate something to see its effects
x Confounding variable
o Unwanted variable that may affect the outcome of the
Leads researcher to make false conclusions
x Hypothesis
o Prediction
o Formed as a statement that can be rejected
x Independent variable
o Researcher manipulates it i.e. time of day
x Dependent variable
o Response or behaviour that is measured i.e. test score
x Since it is difficult for neuropsychology to use the scientific
method because it would impossible and unethical in may
situations, it uses
o Converging operations
Method of research where a common conclusion
is reached by examining a number of studies that
approach the question from a variety of diff.
If there is a consensus in results, can be confident
about the generalizability
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