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Validity of Researcher-Made Surveys. Evidence of Validity. Evidence of Validity. Patterns of Association. Evidence of Validity. Patterns of Association Comparing Results from Different Versions of the Same Question. Evidence of Validity. Patterns of Association
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Evidence of Validity • Patterns of Association
Evidence of Validity • Patterns of Association • Comparing Results from Different Versions of the Same Question
Evidence of Validity • Patterns of Association • Comparing Results from Different Versions of the Same Question • Comparing Responses to Data from Other Sources
Evidence of Validity • Patterns of Association • Comparing Results from Different Versions of the Same Question • Comparing Responses to Data from Other Sources • Asking the Same Question Twice and Comparing Results
Evidence of Validity • Patterns of Association • Comparing Results from Different Versions of the Same Question • Comparing Responses to Data from Other Sources • Asking the Same Question Twice and Comparing Results Reliability Reliability
Evidence of Validity • Patterns of Association
Evidence of Validity • Patterns of Association • Scores from different measures believed to measure similar things should correlate. Scores from different measures believed not to measure similar things should not correlate. • Responses to items believed to represent the same dimensions or factors should correlate.
Evidence of Validity • Comparing Responses to Data from Other Sources
Evidence of Validity • Comparing Responses to Data from Other Sources • Compare to records. Compare to physical testing. Compare to population estimates.
Have a reason for every question you ask. Keep questions simple. Keep questions precise. Avoid leading questions. Foresee social desirability. Response options should be mutually exclusive and exhaustive. Provide temporal frame of reference. Use Likert format correctly. Face Validity of Survey Questions