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If the Coefficient of Correlation Is −0

question 114

Short Answer

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%.\begin{array} { | l | l | } \hline \text { A. } & - 50 \% \\\hline \text { B. } & 25 \% . \\\hline \text { C. } & 50 \% \\\hline \text { D. } & - 25 \% . \\\hline\end{array}


Definitions:

Respiratory Rate

The number of breaths an individual takes per minute, an important vital sign indicating the respiratory health and metabolic function of a person.

Intracranial Pressure

The pressure exerted by fluids such as cerebrospinal fluid (CSF) within the skull on the brain tissue, used to assess and monitor conditions like head injuries or brain swelling.

Environmental Temperature

The temperature of the surrounding environment, whether indoor or outdoor, influencing the comfort and health of living organisms.

Elderly Adults

Individuals, typically aged 65 years and older, often experiencing the effects of aging and facing specific social, health, and economic challenges.

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