Which Type of Model Has Coefficients That Vary with I,but

question 3

Multiple Choice

Which type of model has coefficients that vary with i,but are constant with t?

• A)pooled model
• B)fixed effects
• C)random effects
• D)none of these

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Definitions:

Independent Variables

The variables manipulated or changed in an experiment to explore their effects on the dependent variable.

Interactive Effects

The combined effects of two or more independent variables on a dependent variable that are not simply additive.

Between-Groups Design

An experimental design where different groups of participants are exposed to different treatments or conditions and compared.

Random Assignment

The process of allocating participants or units in a study to different groups purely by chance, minimizing pre-existing differences between the groups.