class interval


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Related to class interval: Class mark

class interval

[¦klas ′int·ər·vəl]
(statistics)
One of several convenient intervals into which the values of the variate of a frequency distribution may be grouped.
References in periodicals archive ?
Majority of the hypothyroid Group patients belonged to female gender, class interval (n=28, 75.
Finally, a logistic regression was used to assess the effect of lineage on the likelihood of the observed values falling within the 'wide' FSL class interval.
The data illustrated that frequency of access across the various class intervals, of podcasts was not equitably distributed during both years.
For the Poisson distribution, the value of p is 1, as only 'm' referring to the average arrival of vehicles per class interval is estimated for defining the distribution.
Studies were divided into three class intervals (ie, three groups of studies of different levels of 'quality,' low, medium and high).
13) In relatively complex cases like Example 7d, Rae proceeds by parsing a twelve-note chord into three tetrachordal segments, which he finds to be often types based on various arrangements of pitch class intervals 3, 4, and 5.
When we determine values for the number of classes and the width of the class interval, we check the data to see that they work.
Efficiency improvements to the estimator, by Bakker (1997), demonstrated that to use equation (6) in a frequency context it is necessary to divide the density's domain into K class intervals, such that the probability associated with the kth class interval is:
Maximum number of subjects are in the class interval of 20-40 years with a relative frequency of 0.