If gap up open is outside yesterday's range (based on Cobra's definition).
the close price is always higher than the open price based on all the history data.
anybody can tell me how to attach my Excel file?
COBRA posted a thread couple days ago, talking about the same
thing. And the statistics in his thread did show your findings
are statistically significant.
原帖由 little_fat 于 2008-4-16 10:28 发表
sorry, I made a mistake. it's half/half. there is no statistic meaning.
please delete the post.