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Interactions in linear regression

Interactions in linear regression: SAS Essential Training: 2 Regression Analysis for Healthcare Research
Interactions in linear regression: SAS Essential Training: 2 Regression Analysis for Healthcare Research

This video demonstrates using PROC GLM to add an interaction term between the exposure and one of the confounding covariates to the final linear regression model developed earlier. It is important to remember that both the lower-level terms and the interaction term must be in the model and that all slopes are necessary for interpretation.

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Skill Level Intermediate
3h 30m
Duration
4,174
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Skills covered in this course
Big Data IT SAS

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