A Correlation Matrix Must Always Have 1's Along Its Diagonal

question 2

True/False

A correlation matrix must always have 1's along its diagonal (because a variable is always perfectly correlated with itself)and the correlations between variables elsewhere.

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Definitions:

Pulse Oximetry

A noninvasive method used to measure the oxygen saturation level of the blood, typically using a sensor placed on the fingertip.

Older Adult

An individual who is in the later stage of life, often defined as being 65 years or older, with considerations for their specific health and social needs.

Allow Reminiscing

The practice of encouraging individuals, especially older adults or those with cognitive impairments, to recall and share memories as a therapeutic activity.

Long Sentences

Extended strings of words formed to express more complex thoughts, which can sometimes make comprehension or communication harder.