ratio scale


Also found in: Medical, Encyclopedia, Wikipedia.
Related to ratio scale: Interval scale

ratio scale

n
(Statistics) statistics a scale of measurement of data which permits the comparison of differences of values; a scale having a fixed zero value. The distances travelled by a projectile, for instance, are measured on a ratio scale since it makes sense to talk of one projectile travelling twice as far as another. Compare ordinal scale, interval scale, nominal scale
References in periodicals archive ?
(Editor's Note: Jones and Carbone tackled the specific question - "Does loss ratio scale?" - in their second article about first-quarter 2018 results available here: (http://carriermag.com/wvh5t)) carriermag.com/wvh5t.)
melinus [cm.sup.2] squash per cage Ratio Scale to Ratio between both 9.8 (0.7) Parasitoid populations in the cage Days with A.
The recruits have also enough food for Sunday, Monday and Wednesday in line with the service ratio scale.
To conduct a multiple regression analysis by using these data, it requires coding in order to classify each data as a nominal scale variable or ratio scale variable.
In AHP, the paired difference is measured by the ratio scale and correspondingly P is a pairwise reciprocal matrix (PRM).
The evaluation targets were pairwise assessed with the ratio scale in the range of 1-9, and the comparison matrix A was obtained as:
HR and the Rating of Perceived Exertion (RPE) were recorded during the last thirty seconds of each stage using radiotelemetry and RPE was measured using the Category Ratio scale. Breath sound recordings were captured using a small microphone inserted into a Hans Rudolph breathing valve through the saliva port.
For instance, numeric data are often represented on the nominal, interval scale, whereas value data are often represented on the ratio scale. Textual data can be represented on nominal, sequencing or interval scales.
The latter form a ratio scale, with a common known zero and a common unit across the gain and loss domains.
Deaths specifically attributed to cardiovascular disease were equally more likely for people at the high end of the ratio scale.
The achievement measurement is measured using four types of scales normally used, i.e., the Ordinal Scale, Nominal Scale, Intermittent Scale and the Ratio Scale. The evaluation will be done based on the categories of the measurement used in which the item is used to test the effectiveness of teaching and learning in achieving its objective.