Quiz by HUMSS

Another term that researchers use for a questionnaire.

This refers to whether the operational definition of a variable actually reflect the true theoretical meaning of a concept.

This looks at whether the instrument covers all the content that it should with respect to the variable.

This is when an instrument is poorly correlated with instruments that measure different variables.

Refers to how consistently an instrument measures something.

It is assessed using item to total correlation split half reliability could there Kuder-Richardson coefficient and Cronbach's alpha.

The degree to which two scores on the same instrument are consistent over time.

The degree to which identical instruments yield identical scores. It is assessed through inter-rater reliability.

It reflects the correlation between two halves instruments.

It is a correlation between the question score and the overall assessment score.