For a Single Variable at the Interval-Ratio Level,an Appropriate Graph

question 4

Multiple Choice

For a single variable at the interval-ratio level,an appropriate graph would be

• A)a pie chart.
• B)a histogram.
• C)a bivariate table.
• D)none of these.Graphs are never used for interval-ratio level variables.

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Definitions:

Graphing Calculator

An electronic device capable of plotting graphs, solving simultaneous equations, and performing other tasks with variables.

Inequality

A mathematical statement that indicates the relationship of less than (<), greater than (>), less than or equal to (≤), or greater than or equal to (≥) between two expressions.

Critical Numbers

Values in the domain of a function where its derivative is zero or undefined, often marking potential maxima, minima, or inflection points.

Real Number Line

A visual representation of all real numbers arranged in order of value on a straight, horizontal line.