markedvariable
nounUK /mɑːkt ˈveəriəbl/
US /mɑːrkt ˈveriəbl/
A marked variable is a letter or symbol that stands for a number and has a little sign on it.
In the equation, the marked variable x' shows the new value after the change.
OTHER MEANINGS
2. In statistics, a marked variable is a quantity that has been specially identified or tagged for tracking in a study.
The researchers treated age as a marked variable to compare the two groups.
3. In computing, a marked variable is a stored value that carries an extra flag or label showing its status.
The program uses a marked variable to remember which items were already checked.
4. In math puzzles, a marked variable is a placeholder with a mark that tells you it is the one to solve for.
Circle the marked variable before you start solving the problem.