Use the Range Rule of Thumb to Approximate the Standard

question 5

Multiple Choice

Use the range rule of thumb to approximate the standard deviation. 22, 29, 21, 24, 27, 28, 25, 38

• A) 3.50
• B) 4.0
• C) 4.25
• D) 2.8

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Definitions:

Scatterplot

A graph that depicts the correlation between two quantitative variables by displaying data points on a Cartesian plane.

Linear Model

A mathematical representation that describes the relationship between one or more independent variables and a dependent variable.

Diameters

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere, representing the longest distance across it.

Weekly Salaries

The amount of money or compensation given to an employee for one week of work.