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Table 1 The stability of shape parameter σ values in human fibroblast data.

From: Three-parameter lognormal distribution ubiquitously found in cDNA microarray data and its application to parametric data treatment

experiment

σa

SDb

nc

control (ch1)

0.65

0.08

24

grid 1

0.61

0.08

6

grid 2

0.66

0.06

6

grid 3

0.65

0.09

6

grid 4

0.69

0.08

6

treatment (ch2)

0.65

0.06

24

grid 1

0.69

0.06

6

grid 2

0.68

0.04

6

grid 3

0.65

0.06

6

grid 4

0.60

0.04

6

  1. ameans of σ ; bstandard deviations of σ ; cnumber of grids used for calculating the means and standard deviations.