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Levels of Measurement
Dictionary
Pot Luck
Single Subject Designs
100

    Numerical values are just a “name.”

    No ordering is implied.


What is Nominal
100
The process of specifying what we mean by a term.
What is Conceptualization?
100

Specific, Measurable, Attainable, Relevant/Realistic and Time-limited.

What is a SMART goal.
100
History, Maturation, Testing, Instrumental, and Statistical Regression.
What are threats to internal validity?
200

Meaningful zero point. Continuous variables. Same properties as interval level variables.


What is Ratio.
200
A mental image that summarizes a set of similar observations, feelings or ideas.
What is Concept?
200
Specific object of intervention that is relevant in a given situation. 
What is a Target?
200
Two phase design consisting of a no-intervention baseline phase (A) and an intervention phase (B).
What is an AB (Baseline and Intervention) Design?
300

Continuous variables. Distance between values are assumed equal. Distance between attributes does have meaning

What is Interval.
300
The extent to which a measure contains random measurement error.
What is Reliability?
300
Anything that occurs, occurs with some frequency and can be counted.
What is Countability?
300
The presence of change is necessary, but insufficient precondition for the establishment of a functional relationship.
What is Casualty?
400

Rank-ordered. Variables can only be specific values. Distance between attributes do not have any meaning.

What is Ordinal.
400
The extent to which a measure contains systematic measurement error. 
What is Validity?
400
Preferences about the future, what the client would like to be, to do, or would prefer to happen when the intervention is completed.
What are Ultimate Goals?
400
A design that has no intervention baseline phase, an intervention phase, and a no-intervention withdrawal phase.
What is an ABA (Basic Withdrawal) Design?