Dr.Samuelson diagnosed Ruth with intellectual developmental disability when she was five years old and confirmed that same diagnosis when she was 12.This is an example of which type of reliability?

Question

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Cross-time reliability refers to the consistency of scores or diagnoses over time. In this example, the same diagnosis was confirmed by the same professional at two different points in time, indicating cross-time reliability.

DrSamuelson Diagnosed Ruth with Intellectual Developmental Disability When She Was