An approach to quantifying the plausibility of the inadvertent download defence

Figures & data

Table 1. 95% confidence limits on the probability P̂ for the inadvertent random downloading of n_c illicit images amongst n_d images within the IDD model.

nd/nc	1	10	100	1000	10000	100000
1	―	―	―	―	―	―
10	0.0343―0.3874	―	―	―	―	―
100	0.0224―0.3697	0.0145―0.1319	―	―	―	―
1000	0.0244―0.3681	0.0127―0.1257	0.0055―0.0420	―	―	―
10 000	0.0207―0.3679	0.0131―0.1252	0.0056―0.0401	0.0019―0.0133	―	―
100 000	0.0149―0.3679	0.0131―0.1251	0.0039―0.0399	0.0019―0.0127	0.0006―0.0042	―
1 000 000	0.0149―0.3679	0.0131―0.1251	0.0039―0.0399	0.0019―0.0126	0.0005―0.0040	0.0002―0.0013