Bar Charts Are Useful When There Are

question 7

Multiple Choice

Bar charts are useful when there are:

• A)several discrete categories
• B)data represented by similar numbers of cases
• C)fifteen or more categories
• D)none of the above

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Definitions:

Drainage

The natural or artificial removal of surface and sub-surface water from an area, or the process of removing fluid from a body cavity or wound.

Evacuator

A device or person involved in the removal of something undesirable, such as surgical smoke or hazardous waste.

Blockage

The obstruction of a passage or pathway, such as in blood vessels or digestive tract, causing functional disruption.

Stage II Pressure Ulcer

An open wound on the skin, typically caused by prolonged pressure, that involves both the epidermis and the dermis but is not yet deep.