TY - JOUR T1 - On the Mathematical Theory of Errors of Judgment, with Special Reference to the Personal Equation JF - Philosophical Transactions of the Royal Society of London. Series A, Containing Papers of a Math. or Phys. Character (1896-1934) VL - 198 SP - 235 EP - 299 PY - 1902/01/01/ UR - http://dx.doi.org/10.1098/rsta.1902.0005 M3 - doi:10.1098/rsta.1902.0005 AU - Pearson, K. ER -