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. Author manuscript; available in PMC: 2022 Jan 6.
Published in final edited form as: J Biopharm Stat. 2020 Sep 24;31(2):191–206. doi: 10.1080/10543406.2020.1814795

Appendix Table 1.

Cluster size distributions

Distribution Cluster frequencies Cluster sizes
Uniform fa=fb=fc=m3 ga=nR2 gb = n gc=n+R2
Unimodal fa=m6,
fb=2m3,
fc=m6
ga=nR2 gb = n gc=n+R2
Bimodal fa=5m12,
fb=m6,
fc=5m12
ga=nR2 gb = n gc=n+R2
Positively Skewed fa=m2,
fb=m3,
fc=m6
ga=nR3 gb=n+R6 gc=n+2R3
Negatively Skewed fa=m6,
fb=m3,
fc=m2
ga=n2R3 gb=nR6 gc=n+R3

m = # of clusters; n = cluster sizes;

fa = # of clusters with cluster size ga; fb = # of clusters with cluster size gb; fc = # of clusters with cluster size gc;

R = range of cluster sizes = gcga.