When graphing ratio data, why is it preferable to set the ordinate of the y-axis at 0?
A. Setting the ordinate to other values may yield an exaggerated impression of the changes in the variable.
B. Doing so is the best protection against statistic-based challenges regarding methodology, findings, and conclusions.
C. Ratio-level data has a theoretical range from 0 to plus or minus infinity.
D. It is simply the traditional way of doing things, and has no inherent benefit.
Answer: A
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