class interval
noun Date: 1929 class 3b; also its numerical width

New Collegiate Dictionary. 2001.

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• class interval — noun statistics : an interval setting bounds to a class of a frequency distribution …   Useful english dictionary

• class interval — Statistics. one of a set of intervals of arbitrary width into which the range of a sample of measurement is partitioned. [1925 30] * * * …   Universalium

• Interval class — In musical set theory, an interval class (usual abbreviation: ic) is the shortest distance in pitch class space between two unordered pitch classes. For example, the interval class between pitch classes 4 and 9 is 5 because 9 4 = 5 is less than 4 …   Wikipedia

• Interval cycle — In music, an interval cycle is a collection of pitch classes created from a sequence of the same interval class.[1] In other words a collection of pitches by starting with a certain note and going up by a certain interval until the original note… …   Wikipedia

• class mark — noun statistics : a value represented by the mid value of a class interval * * * Statistics. the midpoint of a class interval. [1885 90, for an earlier sense] …   Useful english dictionary

• interval — noun a) A distance in space. b) A period of time. See Also: interval class, interval cycle …   Wiktionary

• class mark — Statistics. the midpoint of a class interval. [1885 90, for an earlier sense] * * * …   Universalium

• Interval arithmetic — Interval arithmetic, also called interval mathematics , interval analysis , and interval computation , is a method in mathematics. It has been developed by mathematicians since the 1950s and 1960s as an approach to putting bounds on rounding… …   Wikipedia

• Interval-valued computation — is a special kind of theoretical models for computation. It is capable of working on “interval valued bytes”: special subsets of the unit interval. If such computers were realized, their computation power would be much greater than that of… …   Wikipedia

• Interval scheduling — is a class of problems in computer science, particularly in the area of algorithm design. A list of tasks is given as a set of time intervals; for instance, one task might run from 2:00 to 5:00 and another task might run from 6:00 to 8:00. Posed… …   Wikipedia