aquagreen73s
Veteran
- Aug 22, 2005
- 1,979
- 1,877
Because it doesn't apply. D-W detects relationships between values separated from each other by time lags, and that time lag is perhaps due to a natural ordering. In other words, time itself matters - "when" the data point is collected matters. Here, the comparison is between aggregates among different populations taken over the same times. Hence, time is not a variable.Dr. Lee's problem is that the Durbin-Watson test was unstated,