Which Two Scales of Measurement Can Be Either Numeric or Nonnumeric

question 58

Multiple Choice

Which two scales of measurement can be either numeric or nonnumeric?

• A) nominal and ratio
• B) ordinal and interval
• C) interval and ordinal
• D) nominal and ordinal

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Definitions:

Mediastinum

The central compartment of the thoracic cavity surrounded by loose connective tissue, containing the heart, esophagus, trachea, major blood vessels, and other structures.

Pleural Fluid

The thin layer of fluid between the two pleurae (the membranes surrounding the lungs and lining the chest cavity) that lubricates and facilitates lung movement during breathing.

Inspiratory Muscles

Muscles involved in inhalation, primarily the diaphragm and intercostal muscles, which expand the thoracic cavity.

Pleural Pressure

The pressure within the pleural cavity, which can influence lung expansion and contraction.