The spectre of ‘spurious’ correlations

@article{Jackson1991TheSO,
  title={The spectre of ‘spurious’ correlations},
  author={Donald A. Jackson and Keith M. Somers},
  journal={Oecologia},
  year={1991},
  volume={86},
  pages={147-151}
}
Ecologists often ‘standardize’ data through the use of ratios and indices. Such measures are employed generally to remove a ‘size effect’ induced by some relatively uniteresting variable. The implications of using the resultant data in correlation and regression analyses are poorly recognized. We show that ratios and indices often provide surprising and… CONTINUE READING