Which of the following is considered a meaningful aspect of interval scales?

The choice that identifies a meaningful aspect of interval scales is that the distance between values represents meaningful differences. Interval scales, such as temperature measured in Celsius or Fahrenheit, allow researchers to understand not only the order of values but also the precise differences between them. For instance, the difference between 30 degrees and 40 degrees is the same interval as between 70 degrees and 80 degrees, which indicates that these differences are consistent and interpretable across the scale. This characteristic enables meaningful quantitative analysis and comparisons.

In contrast, other aspects of interval scales are less relevant. The sequences of data being arbitrary does not hold true for interval scales as they maintain a consistent order. Additionally, while interval scales feature a uniform difference between values, they lack a true zero point, which contrasts with ratio scales that do include an absolute zero that signifies the absence of the quantity being measured. Lastly, being based solely on ordinal comparisons does not adequately describe interval scales, as they provide much more information than just rank order; they also include meaningful quantitative differences.