![]() That is, to a layperson, does it look like it will measure what it is intended to measure? In our example, would the people administering and taking the questionnaire think it a valid measure of depression? Do the questions and range of response options seem, on their face, appropriate for measuring depression? ![]() Ensuring the validity of measurementĪt the outset, researchers need to consider the face validity of a questionnaire. To assess the validity and reliability of a survey or other measure, researchers need to consider a number of things. You decide to take a closer look at the strength of this new questionnaire. You learn that this study used a new questionnaire to ask workers about their mental health over a number of years. Suppose you hear about a new study showing depression levels among workers declined during an economic downturn. ![]() In research, however, their use is more complex. The everyday use of these terms provides a sense of what they mean (for example, your opinion is valid your friends are reliable). Validity and reliability are important concepts in research. ![]()
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