哪一位幫忙在電腦上算一下，給個精確答案

If it is a paper test and calculator is NOT permitted, we still can easily prove the chance is >90%.

364/365
Thus,(316/365)*...*(365/365)
Since 340/389 (7/8)^25 is about 10^(-0.058*25)=10^(-1.45)

所有跟帖： 

• 回複：哪一位幫忙在電腦上算一下，給個精確答案 -月明人倚樓- ♂ (313 bytes) () 01/15/2009 postreply 08:44:31

• 可以估算 -亂彈- ♂ (0 bytes) () 01/15/2009 postreply 18:28:32

• 可以估算。 -亂彈- ♂ (95 bytes) () 01/15/2009 postreply 18:34:04