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Conceptualization
Measurement
Evaluation Design
100
An arbitrary construction or an abstract idea.
What is a concept?
100
Measurement error that is haphazard or by chance.
What is random error?
100
Basic information often collected at the beginning of an evaluation.
What is baseline information?
200
The definition of something from the dictionary.
What is the conceptual definition?
200
Measurement error that happens in a particular way.
What is systematic error?
200
The extent to which an intervention produced an outcome.
What is causality?
300
A system of concepts that describe some portion of the universe succinctly. 
What is a theory?
300
The extent to which a measure contains systematic measurement error.
What is validity?
300
A design that combines a baseline period followed by an intervention period.
What is an AB design?