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Chi Square Distribution - Basic Statistics for Sociology - Lecture Slides

Slides, Statistics For Psychologists

Post: January 5th, 2013
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Chi Square Distribution, Basic Logic, Terminology, Bivariate Tables, Computation, Five Step Model, Significant Differences, Cell Frequencies, Random Chance, Raw Data are the important key points of lecture slides of Basic Statistics for Sociology.
Chi Square Distribution, Basic Logic, Terminology, Bivariate Tables, Computation, Five Step Model, Significant Differences, Cell Frequencies, Random Chance, Raw Data are the important key points of lecture slides of Basic Statistics for Sociology.
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Chapter 11 (10 in 2nd Can. Ed.) Hypothesis Testing Using the Chi Square (χ2) Distribution Docsity.com Outline: • The basic logic of Chi Square. • The terminology used with bivariate tables. • The computation of Chi Square with an example problem using the Five Step Model Docsity.com Basic Logic • Chi Square is a test of significance based on bivariate tables. • We are looking for significant differences between the actual cell frequencies in a table (fo) and those that would be expected by random chance (fe). • The data are often presented in a table format. If starting with raw data on two variables, a bivariate table must be created first. Docsity.com Bivariate Tables: • • • • Must have a title. Cells are intersections of columns and rows. Subtotals are called marginals. N is reported at the intersection of row and column marginals. Docsity.com Tables (cont.) • Columns are scores of the independent variable. – There will be as many columns as ther..

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