Robust statistics as a new branch of chemometrics was developed to deal with the discrepancy between the assumed model and the data structure for which conventional statistics failed.

• 稳健统计学是八十年代未才基本定型的统计学分支,它是针对实际情况中假设模型常常只是对实际数据的一种近似而导致传统统计学推断失误而发展起来的。