Which Statement About Correlation Is True?
I $\text { If } r ^ { 2 } = 0.95$

question 454

Multiple Choice

Which statement about correlation is true?
I. Regression based on data that are summary statistics tends to result in a higher correlation.
II. If $\text { If } r ^ { 2 } = 0.95$
0) 95, the response variable increases as the explanatory variable increases.
III. An outlier always decreases the correlation.

• A) III only
• B) II only
• C) I only
• D) none of these
• E) I, II, and III

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Definitions:

Ulnar

Pertaining to the ulna, one of the two long bones in the forearm, or relating to structures adjacent to it.

Median

refers to the middle value in a set of data when arranged in ascending or descending order, or a dividing line or plane in the body.

Radial

Radial refers to structures or patterns that radiate outward from a central point, common in biological forms and in the arrangement of bones or muscles in limbs.

Axillary

Relating to the region under the arm.