An Instructor Developed a Study to Determine Ways of Producing

question 30

Multiple Choice

An instructor developed a study to determine ways of producing more participation in his classes. In one class she provided free donuts everyday of class while in another she gave them nothing. She had her assistant takes notes on the number of comments and questions students made in each class. Which of these classes represent the control group?

• A) The class not given the donuts.
• B) The class given the donuts.
• C) Other classes that are not part of the experiment.
• D) Both classes would be considered the control group.

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Definitions:

DecimalFormat Object

An object in Java programming used for formatting decimal numbers into a specific string pattern (e.g., with a certain number of decimal places).

Format Specifiers

In programming, sequences of characters within string literals that are placeholders for formatting and inserting various data types into strings.

Represent

To symbolize or stand for something, often used in programming and modeling to indicate how entities or concepts are modeled in code.

Importing Package

The process of making classes and interfaces from one package available to another by using the import statement in languages like Java.