In Trying to Construct a Model to Estimate Grades on a Statistics

question 194

True/False

In trying to construct a model to estimate grades on a statistics test,a professor wanted to include,among other factors,whether the person had taken the course previously.To do this,the professor included a dummy variable in her regression model that was equal to 1 if the person had previously taken the course,and 0 otherwise.The interpretation of the coefficient associated with this dummy variable would be the mean amount the repeat students tended to be above or below non-repeaters,with all other factors the same.

---

Definitions:

Challenges

are difficulties and obstacles that need to be overcome in order to achieve a goal or complete a task.

Manager

An individual in an organization responsible for controlling or administering all or part of a company or similar organization.

Productivity

The measure of the efficiency of a person, machine, factory, system, etc., in converting inputs into useful outputs.

Performance Effectiveness

The measure of how well an individual or organization achieves their goals and objectives.