Showing posts with label Limitations of Regression Analysis. Show all posts
Showing posts with label Limitations of Regression Analysis. Show all posts

Wednesday, 29 December 2010

Reading 11, 3.8 Limitations of Regression Analysis

Level 2, Quantitative Methods, Reading 11

Short & Sweet!

The following limitations are important:

  • Parameter Instability - Regression relations can change over time, just as correlations can.
  • Public knowledge of regression relationships may negate their future usefulness.
  • If the regression assumptions listed in Section 3.2 are violated, hypothesis tests and predictions based on linear regression will not be valid.

That then, is Reading 11!