PSYC 1010 Chapter Notes - Chapter 1: Operational Definition, Scatter Plot, Nonviolent Video Game
14 Sep 2017
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A set of mathematical procedures for organizing, summarizing and interpreting. Statistics are used to organize and summarize the information so that the researcher can see what happened in the research study and can communicate the results to others. Results from the sample are then generalized to the population. Researchers are typically interested in specific characteristics of the individuals in the population (or sample) or interested in outside factors that may influence the individual"s. Parameter: from measurements of the individuals in the . Statistic: from measurements of the individuals in a . Consists of techniques that allow us to study samples and then make generalizations about the populations from which they were selected. Problem: sample only provides limited information about the population. creates. There will always be a margin of error when sample stats are used to represent population parameters. Non-numerical scores are typically described by computing the proportion or % in each category (sleeping and study habits of college students)
