Assertion: independent variable | /r/HasProperty | observed at time
Facets:
value: for the study participant
type: TRANSITIVE-OBJECT
Source sentences:
text: is a × 1 column vector of unobservable parameters (the response coefficients of the dependent variable to each of the independent variables in ) to be estimated; z i is a scalar and is the value of another independent variable that is observed at time i or for the i th study participant;
text: is a scalar and is the value of another independent variable that is observed at time or for the study participant; δ is a scalar and is an unobservable parameter (the response coefficient of the dependent variable to z i ) to be estimated;