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operational definition
operational definition
One gram of wood stores 16,000 J.
Operational definition
controlled experiment
A ________________ is a statement that describes how to measure a particular variable or define a particular term.
operational definition
operational definition
operational definition
operational definition
False
One gram of wood stores 16,000 J.
Operational definition
operational definition
The variable that is changed by experimenter.
It is used to measure and record your observation.
The variable that describes data using words or numerals as labels is called a categorical variable.