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Home Q & A Board Science-Related Homework Help Psychology
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killian killian
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9 years ago
The degree to which test instruments measure what they are intended to measure is    
      known as ______.      
      a.   reliability                     c.   rigor   
      b.   stability                        d.   validity
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Smiling Face with Open Mouth
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f_zah1f_zah1
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