A researcher records the number of mathematics problems answered correctly during a 15-minute period. This is an example of measurement on a ratio scale.

Question

Quizplus · Accepted Answer

A ratio scale is a type of measurement scale that has a true zero point, meaning that there is an absence of the attribute being measured. In this case, the number of mathematics problems answered correctly has a true zero point (0 problems answered correctly), indicating a complete absence of the skill being measured. Therefore, it is an example of measurement on a ratio scale.

A Researcher Records the Number of Mathematics Problems Answered Correctly