Jana is an action researcher who wants to better understand what predicts student success on the statewide standardized biology competency test. As her data sources, she administers the Biology Interest Survey BIS) to all of her students, she categorizes students into two groups: those who have taken biology before and those who have not, and she also administers an in-class exam. The scores from the in class exam are then 'curved'. She uses these data sources as a means to predict student performance on the statewide biology competency exam.
-The level of data represented by the variable previous class experience is
A) nominal.
B) ordinal.
C) interval.
D) ratio.

Question

Quizplus · Accepted Answer

Previous class experience is a categorical variable that represents whether a student has taken biology before or not. Therefore, it falls under the nominal level of data.

Jana Is an Action Researcher Who Wants to Better Understand