Examlex
Which of the following statements about homocysteine is true?
Variable
An element, feature, or factor that is liable to vary or change, used in experiments to test hypotheses or build models.
Variable
Any characteristic, number, or quantity that can be measured or counted and can vary among subjects in a study.
Interval
A range between two points or numbers, typically used to specify the extent of a measurement or the difference between numbers.
Nominal
Denotes categories without numerical importance, used to describe data that represents names or labels.
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