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Program Evaluation Glossary
"K"
- Kaldor-Hicks Criterion
- A criterion of equity which states that one social state is
better than another if there is a net gain in efficiency and
if those that gain can compensate the losers.
- Kendall's Tau
- A measure of association used to correlate two ordinal scales.
- Kenneth Arrow's Impossibility Theorem
- A theorem to demonstrate that it is impossible to aggregate
individual preferences through majority voting without violating
one or more of five reasonable conditions of democratic decision-making.
- Known-group Validation
- A procedure for validating an instrument which involves testing
on a group for which the results are already known.
- Kurtosis
- A term used to describe a curve indicating that it is more
peaked than the normal curve.
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