Levels of measurement
CATEGORIES
What is nominal.
Measuring what it is supposed to measure as opposed to something else.
Validity
This design is a single phase only intervention design.
What is the B design.
Equal Intervals and 0 point.
What is scale.
The degree to which a research instrument produces consistent results
What is reliability.
Susceptible to uncontrolled influences of extraneous variables
What is AB.
Equal Intervals
What is interval.
Other explanations for a score or alternative explanations
What is measurement error.
The three phase design also known as the basic withdrawl design
What is ABA.
Categories in a certain order
What is ordinal.
This intervention is followed by a baseline followed by an intervention
What is BAB design.