by Patrick Burns.
Abstract: We report on a study of the ability of analysts to distinguish an actual price series of an equity from random alternatives. Virtually all of the statistical tests on the results support the hypothesis that no skill was exhibited in selecting the correct response. Many of the analysts were extremely over-confident about their ability to select correct answers. The one area where it seems skill might have been exhibited is in the selection of correct answers that happened to be far from the random choices.
jun 25, 26
Many people are of the opinion that R has a corner on convenient data analysis. That may or may not be true. But now R literally has a corner that [...]
jun 25, 26
The most likely topics to appear here are: the R language statistics programming in general optimization