A particular variable can usually be measured in several distinct ways using different sources of information and various observation techniques.

Question

Quizplus · Accepted Answer

It is true that a variable can often be measured using different sources of information and observation techniques. For example, someone's height can be measured using self-reported data, medical records, or direct physical measurement using a tape measure or height board. Similarly, a person's income can be measured using self-reported data, tax records, or employer-provided income information. Different methods of measurement may have different strengths and weaknesses, which can impact the accuracy and reliability of the data collected.

A Particular Variable Can Usually Be Measured in Several Distinct