A Time-Series Graph Measures

question 342

Multiple Choice

A time-series graph measures

• A) the value of one variable against the value of another variable.
• B) the value of an economic variable for different groups in a population at a point in time.
• C) time on the x-axis and the variable or variables in which we are interested on the y-axis.
• D) time on the y-axis and the variable or variables in which we are interested on the x-axis.
• E) time on both the x-axis and y-axis and the variable or variables in which we are interested in the rest of the figure.

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Definitions:

Substitution

A method of replacing a variable with a value or another expression.

Equations

Mathematical statements that assert the equality of two expressions, often involving one or more variables.

Elimination

A method in algebra for solving systems of equations, removing one variable at a time to find their values.

Linear Equations

Equations between two variables that produce a straight line when graphed.