Test For Non-Random Chromosomal Distribution of Cluster (Size ≥20) Members Using Exponential Distribution
| Species | Cluster size | dmax [i] | P [ii] |
| A. fulgidus | 24 | −0.1176 | 2.43 E-07 |
| E. coli | 31 | 0.1107 | 1.19 E-10 |
| H. pylori | 34 | 0.0931 | 3.92 E-09 |
| M. pneumoniae | 25 | 0.2119 | 8.34 E-25 |
| M. tuberculosis | 20 | 0.5198 | 2.61 E-94 |
| M. tuberculosis | 21 | 0.0836 | 0.0042 |
| M. tuberculosis | 24 | 0.8272 | 0 |
| M. tuberculosis | 67 | 0.2634 | 5.73 E-271 |
| M. tuberculosis | 90 | 0.1854 | 9.94 E-248 |
| Synechocystis sp. | 20 | 0.1917 | 3.42 E-13 |
| Synechocystis sp. | 22 | 0.2016 | 1.66 E-17 |
| Synechocystis sp. | 27 | 0.1346 | 6.82 E-12 |
| Synechocystis sp. | 30 | 0.1011 | 2.05 E-08 |
[i] The maximum deviation (dmax) between the expected values based on the exponential distribution and observed values based on the relative distances between adjacent cluster members.
[ii] The probability associated with dmax.