To optimize the loop, the compiler promoted the counter to a register variable for faster access.

In the model, the state variable determines the future trajectory of the system.

Gross domestic product is a classic example of a flow variable used to measure economic activity over a year.

The company's inventory level is recorded as a stock variable on the balance sheet at the end of each quarter.

The researcher measured how changes in independent variables affected the outcome of the experiment.

The research focuses on how cardinal variables interact to influence outcomes in complex systems.

The researchers discovered that a confounding variable had skewed the apparent relationship between exercise and heart disease.

The experiment's outcome was affected by an extraneous variable that the researchers had not controlled for.

To compare test scores across classes, the analyst converted each student's raw score into a standardized variable that showed how many standard deviations it was from the mean.

During the rainy season, several variable antshrikes inspected the undergrowth for insects.