Statistical reliability refers to the consistency and dependability of a measurement or assessment tool in producing stable and consistent results over time. In other words, it assesses the degree to which an instrument yields the same results under the same conditions, thus indicating its stability and accuracy. ### Key Concepts Related to Statistical Reliability: 1. **Types of Reliability**: - **Test-Retest Reliability**: Measures consistency over time. The same test is administered to the same group at different times.
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