Learn about ANCOVA in SPSS with data from the Early Childhood Longitudinal Study (1998).

This example introduces Analysis of Covariance (ANCOVA), which allows researchers to compare the means of a single continuous variable for 2 or more subsets of the data based on values of a categorical variable. The purpose is to evaluate whether the means for each subset are statistically significa...

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Bibliographic Details
Format: eBook
Language:English
Published: London : SAGE Publications, 2015.
Subjects:
Online Access:Connect to the full text of the electronic book
Description
Summary:This example introduces Analysis of Covariance (ANCOVA), which allows researchers to compare the means of a single continuous variable for 2 or more subsets of the data based on values of a categorical variable. The purpose is to evaluate whether the means for each subset are statistically significantly different from each other, while adjusting for one or more variables that might co-vary with the continuous variable of interest. This example examines whether performance on a general knowledge test in the Spring differs across three categories of family income, adjusting for student performance in the preceding Autumn.
Physical Description:1 online resource : illustrations (black and white, and colour)
Audience:Specialized.
ISBN:9781473942882
1473942888