In research, their use is a little more complex. The everyday use of these terms provides a sense of what they mean (For example, your friends are reliable. ![]() Reliability and validity are important concepts in research. These two concepts are validity and reliability. Whether the same measurement process yields the same results. Whether we are measuring what we intend to measure. How to evaluate the measures? Two of the primary criteria of evaluation in any measurement or observation are: 1. ![]() ![]() Although the guiding principle should be the specific purposes of the research, there are better and worse questions for any particular operational. RELIABILITY AND VALIDITY INTRODUCTION For every dimension of interest and specific question or set of questions, there are a vast number of ways to make questions.
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