Which Statement About Re-Expressing Data Is Not True

question 518

Multiple Choice

Which statement about re-expressing data is not true?
I. Unimodal distributions that are skewed to the left will be made more symmetric by taking the
Square root of the variable.
II. A curve in which the direction of the association changes from negative to positive
Will not benefit from re-expression.
III. One goal of re-expression may be to make the variability of the response variable more
Uniform.

• A) II only
• B) I only
• C) III only
• D) II and III
• E) I, II, and III

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