polymodal distribution

polymodal distribution

[¦päl·i′mōd·əl ‚dis·trə′byü·shən]
(statistics)
A frequency distribution characterized by two or more localized modes, each having a higher frequency of occurrence than other immediately adjacent individuals or classes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
However, emergence was not synchronized (Figure 2), in others words, the emergence was distributed desuniform along the time what resulted in polymodal distribution. In this way a polymodal distribution of the relative frequencies regarding to seedling emergence was observed in all substrates (Figure 2), which indicates that the studied species does not present uniform emergence.
10, which tends to give a polymodal distribution curve, with also modes above 5 [micro]m, in agreement with a more complex morphological structure.
In females, total length ranged from 4.5 to 13.3 mm, presenting a polymodal distribution, with peaks in the classes of 5.0, 6.0 and 8.5 mm and with a mean length of 7.9 [+ or -] 0.1 mm (Figure 6(b)).
Subsurface samples were found to be bimodal (B > 1.7) prior to typhoons and polymodal distributions are observed after typhoons.
Mussels from R1 and R2 also showed polymodal distributions and mussels were present over a wider range of sizes than at the other sites.