If given a choice in collecting data on age for use as an independent variable in a regression model, a decision maker would generally prefer to record the actual age rather than an age category so as to avoid using dummy variables.

Question

Quizplus · Accepted Answer

Recording actual age allows for a more precise and continuous representation of the variable in the model, avoiding the loss of information and potential bias introduced by categorizing age and using dummy variables.

If Given a Choice in Collecting Data on Age for Use