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Fitting Linear Models > Mixed Models > Statistical Details for the Mixed Model Personality > Statistical Details for the Random Coefficient Model
Publication date: 04/21/2023

Image shown hereStatistical Details for the Random Coefficient Model

In the Mixed Model personality of the Fit Model platform, the standard random coefficient model specifies a random intercept and slope for each subject. Let yij denote the measurement of the jth observation on the ith subject. Then the random coefficient model can be specified as follows:

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where

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and

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You can reformulate the model to reflect the fixed and random components that are estimated:

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where

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and

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with G and eij defined as above.

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