Examlex
Many pulsars have periods that are gradually getting longer as the spinning neutron stars lose energy.
Predictive Validity
The extent to which a score on a scale or test predicts future performance on a related outcome.
Cohen's Kappa
A statistical measure used to evaluate interrater reliability for qualitative (categorical) items, indicating how much agreement is beyond what is expected by chance.
Interrater Reliability
The degree of agreement or consistency among different raters or observers assessing the same phenomenon.
Predictive Validity
Refers to the extent to which a score on a scale or test predicts future performance or outcomes on a related measure.
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