This section contains discussion, research and working papers on a variety of topics, including CSO statistical and analytical methods.
| Methodology Document Name | Status |
| Variance Estimation for Complex Surveys in CSO | Final |
| First Report on Variance Estimation | Final |
| Linear (ARIMA) Analysis of Certain CSO Time Series | Final |
| Comparing Seasonally Adjusted and Trend Series - An Assessment | Final |
| Editing and Calibration in Survey Processing | Final |