Assertion: experiment's variable | /r/HasProperty | quantity
Facets:
value: in math
type: OTHER
Source sentences:
text: In math, a variable is a quantity that can assume any value from a set of values.
text: A variable in an experiment is a quantity or an attribute whose value may vary over the course of an experiment.
text: Variables are factors or quantities that may be change or controlled in a scientific experiment.
text: Controlled variables are quantities that a scientist wants to remain constant, and she or he must observe them as carefully as the dependent variables.