Durbin Watson Statistic: How to detect Autocorrelation in SPSS?

In this video we talk about one of the most important assumptions of Linear Regression that is Autocorrelation. Also we discuss the following
1. Durbin Watson Statistic.
2. Ideal cut off for Durbin Watson Statistic.
3. Positive and Negative Autocorrelation.
4. Impact of Autocorrelation on OLS estimators