Solution
ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2013/iii/paper-34/2/j/solution
Past exam of the mathematics course of the University of Cambridge 2013 iii Paper 34 2 j Solution by
Codex 0 Created 2026-10-03 Updated 2026-10-07
Yes, the pattern merits checking. Digits two and three are visibly more frequent than the Benford law predictions, whereas several large digits are scarce and nine is absent. Rough agreement for one and four does not remove this pattern.
Use the predictive discrepancy statistic comparison in part (h), together with examination of the accounts' selection and constraints. A discrepancy is evidence against this digit model, not by itself evidence sufficient to establish fabrication. No numerical test calculation is needed for this qualitative assessment.
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