Statistics One Way ANOVA-ANOVA Study Material (Page 3 of 3)

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ANCOVA: Uses, Process & Assumptions

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Introduction

The key thing to note is that often when a problem is being investigated, the researcher will focus on the relationship between the independent and dependent variables while neglecting the underlying dependent factors that may affect the relationship. This dependent covariate intervention taints the relationship and y…

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ANCOVA: Applications

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It is used to regulate variables in experimental designs that cannot be randomized but may be monitored on an interval scale. It can be used to eliminate the impact of variables that change the connection between the independent and dependent variables in observational designs. When comparing intact or self-selected groups, such as males and females, it lowers bias and makes for a more effective test in experimental studies. It is applied in studies on teaching strategies that make advantage of intact classrooms.

Focus of analysi…

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