What type of structure is shown in this figure? 
Definitions:
Reactive Validity
The extent to which the act of measuring influences the measurement or behavior being observed.
Construct Validity
Construct validity is the extent to which a test measures what it claims to be measuring, reflecting the accuracy of an operationalization of a theoretical construct.
Split-half Reliability
This is a measure of consistency where a test is divided into two parts, and the scores from each half are compared to evaluate the test's reliability.
Test-retest Reliability
The reliability of a measurement determined by evaluating the same people on two separate occasions.
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