Sentences with phrase «of explanatory variables»
However, as you add the true set of explanatory variables to your regression, the amount of variation explained by CO2 will decline.
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The larger problem I see is that we need to let theory be our guide with respect to selection of explanatory variables.
The 3 or 4 variables are serving as proxies for the true set of explanatory variables.
Our sample is limited to Ph.D. investigators at U.S. institutions and includes 83,188 applications with data available for most of the explanatory variables.
Theory suggests that all 4 of your explanatory variables belong in the regression, but they are not the ONLY 4.
Then since all the regressors were now linear, I switched over to a multiple linear regression approach using the CSALT set of explanatory variables.
This analysis allows the examination of the relationships between an outcome variable and multiple explanatory variables whilst controlling for the inter-relationships between each of the explanatory variables.