Which of the Following Statements About Correlations Is NOT Correct

question 170

Multiple Choice

Which of the following statements about correlations is NOT correct?

• A)A and B correlate +1.00; therefore, they are causally related.
• B)A and B correlate +1.00; if you know A you can predict B without error.
• C)A and B correlate -1.00; if you know A you can predict B without error.
• D)A correlation of +.90 gives better predictability than a correlation of +.60.

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Definitions:

Lungs

Paired respiratory organs situated within the thorax of mammals and many other organisms, essential for breathing and exchanging oxygen and carbon dioxide.

Heart

A muscular organ in most animals, which pumps blood through the circulatory system by rhythmic contraction and dilation.

Tonsils

Lymphoid tissues located in the pharynx that play a role in protecting the body from respiratory and gastrointestinal infections.

Skin

The body's largest organ, serving as a protective barrier against environmental damage, pathogens, and water loss.