PSYC 210 Chapter Notes - Chapter 1: Continuous Or Discrete Variable, Statistical Inference, Ordinal Data
8 Sep 2012
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Statistics branch of math that focuses on organization, analysis, interpretation of a group of numbers. Branches of statistical methods: descriptive statistics summarizes and describes a group of numbers from a research study; makes a group of numbers easily understandable with the help of graphs and tables. (chapter 1-2) Inferential statistics draws conclusions and makes inferences that are based on the numbers from a research study but go beyond the numbers; uses small data to apply to a larger population. (remainder of the book) A group of students answered the question, how stressed have you been in the last 2. 5 weeks? on a scale of 0- 10, with 0 being not stressed at all and 10 being as stressed as possible. Variable a condition or characteristic that can have different values. Ex: height, social class, type of psychotherapy a patient receives, # of people absent from work.
