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

question 234

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:

Malaise

A general feeling of discomfort, illness, or unease whose exact cause is difficult to identify.

Normal Body Flora

The collection of microorganisms, including bacteria, fungi, and viruses, that reside on or in the human body without causing disease, often providing beneficial functions.

Chronic Illness

A long-lasting health condition that can be managed but not cured, often affecting a person's lifestyle and well-being.

Bed Bath

A method of bathing someone who is bedridden or unable to bathe themselves, typically performed with a washcloth and basin of water.