AP Psychology History, Approaches & Research Methods-Statistics, Research Methods & Ethics Revision (Page 2 of 2)

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Understanding Research Designs

  • Researcher are generally interested in how an independent variable affects a dependent variable in a population. But sometimes it is not possible to include all units of population in study and hence only a part of it which is known… (264 more words) …

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Introducing the Fundamental Terms in Research Problems

  • Acquiescence: When people agree with opposing statements.
  • Cohort effects: The effects that might result when a group is born and raised in a particular time period.

  • Demand characteristic: When subjects act in the manner what is demanded by the researcher.… (226 more words) …

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Normal Distribution Curve and T Score

  • The normal distribution, also known as the bell curve, is quite important.
  • It is unimodel distribution having mean, median and mode at the center of the distribution with majority of the values in between and few at extreme ends.
  • Z-scores… (213 more words) …

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