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Dr.Jones found that there is a relationship between day time drowsiness and what time you wake up in the morning r(50)= .60,p<0.01.He calculates the strength of the relationship as ____________________.
Reliability
The degree to which an assessment tool produces stable and consistent results over time.
Validity
The quality of being logically or factually sound; in research, it refers to the extent to which a concept, conclusion or measurement is well-founded and corresponds accurately to the real world.
Concepts
Fundamental ideas or general notions that form the basis of thoughts, theories, and studies across various disciplines.
Abstract Ideas
Concepts that do not have a physical or concrete existence, dealing with thoughts or theories rather than tangible objects.
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