Wednesday, February 11, 2015

Unit 2

Hypothesis - Expresses relationship between two variables


Variables

  • Independent - Whatever is being manipulated
  • Dependent - Measured
  • Confounding - Anything that manipulates, but is not the independent variable.
  • Operational - Explain what your hypothesis means

Definitions - Measured in 'real life' terms


Sampling -  Identify population subject; must be representative of population you study

Experimental Method - Prove casual relationships; Cause = Effect

  • Hawthorne Effect - Control group can change

Correlational Method - Expresses relationship between two variables; does not show causation



Naturalistic Observation - Watch subjects in their natural environment


Correlation Coefficient - A number that measures strength of a relationship; from -1 to +1; Weaker closer to zero.


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1 comment:

  1. UnknownFebruary 11, 2015 at 8:31 PM

    Interesting to know that research methods would fall under psychology. Never knew that the way we collect information would fall under the study of how we think.

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