±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1213  |  »Ø¸´: 3

sunyuanxin

½û³æ (ÖøÃûдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xcwhss

ÖÁ×ðľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
sunyuanxin: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2012-04-09 20:54:05
Ö»¿´Â·¾¶×ó±ßÊÇ´Ó1µ½234Ö¸×ªÒÆ¾ØÕó×ó϶ËÈý¸öÊý¾ùΪ1/4ÔÙµ½4¼´×îÓÒÁкóÈý¸öÊý
ÓÒ±ßÊǵÚÒ»ÐкóÈýÊýµ½4¼´×îϱßÒ»ÐкóÈýÊý
¸ÅÂÊÖµ²»Ò»Ñù
2Â¥2012-04-07 23:11:27
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

math2000

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
sunyuanxin: ½ð±Ò+3, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ¸Ðл£¡ 2012-04-09 20:53:59
P(X2=4|X0=1,1 =P(X2=4,X0=1,1 =P(X2=4,X0=1,X1=2)/P(X0=1,1 =[1/4*1/4*1/4+1/4*1/4*3/8]/P(X0=1,1 =[1/4*1/4*5/8]/[1/4*1/2]=5/16

P(X2=4|1 --ʣϵÄÂ¥Ö÷×Ô¼º¼ÆËãһϣ¬¾ÍÖªµÀÏ಻ÏàµÈÁË£¿£¿
3Â¥2012-04-08 09:41:36
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sunyuanxin

½û³æ (ÖøÃûдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

4Â¥2012-04-09 20:54:47
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ sunyuanxin µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 331Çóµ÷¼Á +8 ÓÚÕ÷yz 2026-04-05 8/400 2026-04-06 00:54 by fmesaito
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +4 ´Þwj 2026-04-05 4/200 2026-04-05 20:29 by à£à£à£0119
[¿¼ÑÐ] ÉúÎïÓëÒ½Ò©µ÷¼Á +4 Ê®Æßsa 2026-04-05 4/200 2026-04-05 20:05 by lys0704
[¿¼ÑÐ] һ־Ըͬ¼Ã´óѧ323·Ö£¨080500£©Çóµ÷¼Á +8 yikeniu 2026-04-01 8/400 2026-04-05 18:15 by cql1109
[¿¼ÑÐ] 288Çóµ÷¼Á +7 ûÓдð°¸_ 2026-04-05 7/350 2026-04-05 17:01 by yulian1987
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358Çóµ÷¼Á +6 cs0106 2026-04-05 6/300 2026-04-05 16:34 by imissbao
[¿¼ÑÐ] µ÷¼ÁÇóÖú +10 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-02 13/650 2026-04-05 09:41 by sam3303
[¿¼ÑÐ] ²ÄÁÏ¿ÆÑ§Ó빤³Ìµ÷¼Á +19 ÉîVËÞÉá°É 2026-03-30 20/1000 2026-04-04 22:13 by hemengdong
[¿¼ÑÐ] 316Çóµ÷¼Á +9 Ä«³½_Orion926 2026-04-04 9/450 2026-04-04 21:35 by lbsjt
[¿¼ÑÐ] 315Çóµ÷¼Á +13 СÑòСÑò_ 2026-04-02 14/700 2026-04-04 20:30 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +6 Ë·Ë·»° 2026-04-02 7/350 2026-04-04 19:16 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 322Çóµ÷¼Á +4 FZAC123 2026-04-03 4/200 2026-04-03 20:55 by zhq0425
[¿¼ÑÐ] 285Çóµ÷¼Á +7 AZMK 2026-04-02 9/450 2026-04-03 11:12 by wanwan00
[¿¼ÑÐ] 296Çóµ÷¼Á +4 sdhu 2026-04-02 4/200 2026-04-02 21:29 by baoball
[¿¼ÑÐ] 282Çóµ÷¼Á +13 ºôÎü¶¼ÊǼõ·Ê 2026-04-01 13/650 2026-04-02 14:10 by baoball
[¿¼ÑÐ] 0856³õÊÔ324·ÖÇóµ÷¼Á +6 ÏëÉÏѧÇóµ÷ 2026-04-01 6/300 2026-04-02 11:42 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +10 Eujd1 2026-03-31 11/550 2026-04-01 11:23 by ivanqyq
[¿¼ÑÐ] 326Çóµ÷¼Á +4 áÌáÌ×Ð 2026-03-31 4/200 2026-04-01 09:58 by ÎҵĴ¬Îҵĺ£
[¿¼ÑÐ] 254²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +3 º²¶¬ÁÖéª 2026-03-30 4/200 2026-03-31 17:53 by yishunmin
[¿¼ÑÐ] Ò»Ö¾Ô¸´óÁ¬Àí¹¤´óѧ²ÄÁÏÇóµ÷¼Á +6 Gymno 2026-03-30 6/300 2026-03-31 07:26 by Î޼ʵIJÝÔ­
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û