Which of the Following Statements About R² is Not True

question 19

Multiple Choice

Which of the following statements about R² is not true?

• A) It is sometimes called the coefficient of determination.
• B) Its values can range from -1.00 to +1.00.
• C) Its value indicates the percentage of variation of Y explained by all predictors as a set.
• D) It is a measure of magnitude but not direction of relationships.

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Definitions:

HAC

Hospital-Acquired Condition, an undesirable situation or complication that affects a patient during a stay in a healthcare facility and that was not present at admission.

HAC Data

Hospital-Acquired Condition data, which encompasses information regarding complications or infections that patients acquire during their stay in a healthcare facility.

Patient Safety

The prevention of errors and adverse effects to patients associated with health care.

DRG Grouper

A software tool used in the healthcare industry to classify hospital cases into Diagnostic Related Groups for billing and reimbursement purposes.