What Is the Size of the Class Interval in a Distribution

question 27

Multiple Choice

What is the size of the class interval in a distribution of 50 scores with 10 intervals?

• A)50
• B)25
• C)10
• D)5

Understand the implications of removing or altering data points within a data set.

Understand the concept of variance and how to calculate it from standard deviation.

Interpret boxplots and extract information regarding data distribution.

Identify characteristics and properties of the standard deviation as a measure of spread.

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Definitions:

Economic Model

A theoretical construct representing economic processes by a set of variables and a set of logical and/or quantitative relationships between them.

Simplified

Made easier to understand or do; reduced in complexity.

Reality

The state of things as they actually exist, as opposed to how they may appear or may be thought to be.

Invisible Hand

A metaphor introduced by Adam Smith to describe how individuals pursuing their own interests unintentionally benefit society as a whole.