Cumulative Frequencies and Cumulative Percentages Allow a Researcher to

question 15

Multiple Choice

Cumulative frequencies and cumulative percentages allow a researcher to

• A)be sure the column totals are correct.
• B)tell at a glance how many cases fall above or below a given category.
• C)show the accuracy of his or her findings.
• D)all of these

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Definitions:

Demand

The amount of a product or service that buyers are ready and capable of buying at different price points.

Public Utilities

Companies that provide essential services such as water, electricity, and telecommunications to the public, often under government regulation.

Electricity

A form of energy resulting from the existence of charged particles such as electrons or protons.

Oil

A natural fossil fuel composed primarily of hydrocarbons, used globally as a primary source of energy and in various industrial applications.