Assertion: test score | /r/HasProperty | denoted as ρ x t
Facets:
Source sentences:
text: The reliability of the observed test scores X {\displaystyle X} , which is denoted as ρ X T 2 {\displaystyle {\rho _{XT}^{2}}} , is defined as the ratio of true score variance σ T 2 {\displaystyle {\sigma _{T}^{2}}} to the observed score variance σ X 2 {\displaystyle {\sigma _{X}^{2}}} :