interval scale


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.

interval scale

n
(Statistics) statistics a scale of measurement of data according to which the differences between values can be quantified in absolute but not relative terms and for which any zero is merely arbitrary: for instance, dates are measured on an interval scale since differences can be measured in years, but no sense can be given to a ratio of times. Compare ordinal scale, ratio scale, nominal scale
References in periodicals archive ?
Responded rated different alternatives in preferences to each other (on five interval scale), and these were further used to assign weightage for AHP, with respect to each selecting criteria.
The results are questioning the use of a FIM total or motor score within the studied population as both constructs were found to be multidimensional and, therefore, they may be unable to demonstrate an outcome measured on a unified interval scale.
In this paper, we propose the Cognitive Best Worst Method (CBWM) which executes the pairwise comparisons in the same way as BWM and adopts the interval scale to measure the difference.
After testing by changing the interval scale of brightness we can conclude that out of ten interval scales, 60% the .text file can be retrieved (extracted) from the stegoimage 1 that has white dominan (rgb(255,255,255)) or black dominan (rgb(0,0,0)), and 30% from stegoimage 2.
The interval scale is now grouped into bins of uncertainty, suggesting that the interpreter of your response should not take a 1 or a 2 to be meaningfully different, or a 3 from a 5, both moderate.
The NGSP PRMP measures Hb [A.sub.1c] on the interval scale because of the positive y-intercept, whereas the IFCC PRMP measures on the ratio scale (4).
In this research studying degree of relation between job satisfaction and job exhaustion variables is important interval scale level for studying degree of relation between these two variables Pierson's correlation coefficient has been used.
The outcome--the presence or absence of suicidal ideation --was analyzed via the probit link (which is used to transform outcome probabilities to the standard normal variable), which made it possible to interpret the indirect, direct and total effects on an interval scale. Subjects were assessed at baseline and at 3-, 9-, and 15-month follow-up, but in order to derive a single direct, indirect and total effect in the model (as in models of cross-sectional data) we constrained all model parameters at the three follow-up times to be equal and controlled for the baseline value of the outcome measure.
For this, it was requested that the public servant evaluator manifested his level of agreement or disagreement on a Likert interval scale, as suggested by LIKERT (1932).
The index is therefore applicable to interval scale variables.
These data are often derived from the ratio scale by a scale reduction and are represented on the interval scale. For example, sales ranking could be derived from income statistics.
Data on engagement in classroom learning and the classroom learning environment were able to be plotted on one interval scale suggesting an underlying common construct.