If the Coefficient of Correlation Is −0

question 152

Multiple Choice

If the coefficient of correlation is −0.50, the percentage of the variation in the dependent variable y that is explained by the variation in the independent variable x is:

• A)− 50%.
• B)25%.
• C)50%.
• D)− 25%.

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Definitions:

Assessment Interview

A conversation between a clinician and a patient aimed at diagnosing and understanding the patient's condition.

Nursing Diagnosis

A clinical judgment about individual, family, or community experiences or responses to health processes or conditions, used by nurses to plan care.

Insomnia

A common sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing restorative sleep, leading to daytime fatigue and other issues.

Sleep Data

Information collected regarding patterns, quality, and duration of an individual's sleep, used to assess and improve sleep health.