When Two Variables Have a Strong Positive Correlation, the Correlation

question 195

Multiple Choice

When two variables have a strong positive correlation, the correlation coefficient will be close to:

• A) .00.
• B) +1.00.
• C) -1.00.
• D) +.50.

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Definitions:

Ventilator

A medical device used to assist or take over breathing for a patient who is unable to breathe adequately on their own.

Water-Seal Chamber

A component of chest drainage systems designed to prevent air from re-entering the pleural space while allowing gas and fluid to escape from the chest.

Suction-Control Chamber

Part of a chest drainage system that regulates the negative pressure applied, helping to remove air, fluid, or pus from the thoracic cavity.

Empyema

The presence of pus within a naturally existing anatomical cavity, most commonly in the pleural cavity of the chest.