新手问题:那些股票和油价是正相关的,即油价上升,股票上涨?
所有跟帖:
• as always correlation works until it does not -njrookie- ♂ (112 bytes) () 02/03/2015 postreply 09:19:38
• as always correlation works until it does not -njrookie- ♂ (112 bytes) () 02/03/2015 postreply 09:19:38