²é¿´: 2149  |  »Ø¸´: 24

zhangjltj

Ìú³æ (СÓÐÃûÆø)

[ÇóÖú] ÈçºÎÆÀ¼ÛÒ»×éÊýֵģÄâ½á¹ûÓëy=xµÄÄâºÏ³Ì¶È

what is the method for evaluating how well observed data fit the line Y = X
¼´Èç¹ûµÄ¼ÆËã»úÊýֵģÄâ½á¹ûÊÇyÏòÁ¿£¬ÊÔÑé½á¹ûÊÇxÏòÁ¿£¬ÄÇôÓÃʲôָ±êÀ´ÆÀ¼ÛÎÒÊýÖµ½á¹ûµÄºÃ»µÄØ£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ѧÊõ
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
»ØÌûÖ§³Ö ( ÏÔʾ֧³Ö¶È×î¸ßµÄǰ 50 Ãû )

yalefield

½ð³æ (ÎÄ̳¾«Ó¢)

ÀϺºÒ»Ã¶

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¶ÔÓ¦µãµÄ²îÖµ£¬Æ½·½£»
°ÑËùÓÐµÄÆ½·½¼ÓÆðÀ´£»
Å·ÁË
2Â¥2013-05-07 23:49:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leungzipang

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÏëҪͬʱ¹Ë¼°²îºÍÏà¹ØÐÔ£¬ÄǾͶ¨ÒåÒ»¸ö·ÖÊý×÷ΪĿ±êº¯Êý¡£
±ÈÈ磬·ÖÊýf=f1+f2
ÆäÖУº
f1=1/(ʵÑéÓë¼ÆËãÖ®²îÈ¡RMS)
f2=k*Ïà¹ØÏµÊý£¬ ÕâÀïkÊÇÒ»¸öȨϵÊý£¬Ê¹f1ºÍf2µÄÊýÖµÏà½ü¡£
ÈÝÒ׿´³ö£¬Õâ¸ö·ÖÊý f Ô½´óÔ½ºÃ¡£
Èç¹ûÓбðµÄÆÀ¼Û±ê×¼£¬¿ÉÀàÍÆ¡£
13Â¥2013-05-08 20:35:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

feiwch

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÒýÓûØÌû:
5Â¥: Originally posted by zhangjltj at 2013-05-08 09:49:24
лл
àÅ£¬Õâ¸öÎÒÒ²Ïëµ½ÁË£¬Ïà¹ØÏµÊýÖ»ÄܱíʾÁ½×éÊý¾ÝµÄÏßÐÔÏà¹ØÐÔ£¬²¢²»ÄܱíÕ÷Óëline y=xµÄÏà¹ØÐÔ£¬ËùÒÔÒ²²»ÊÇÎÒÏëÒªµÄ£¬ºÇºÇ...

½¨Ò飺1¡¡ÇóÏà¹ØÏµÊýR£¬R->1Ôò±È½ÏÀíÏ룻2¡¡ÇóÏßÐԻع鷽³Ìy=kx+b£¬k->1, b->0£¬Ôò±È½ÏÀíÏë¡£
17Â¥2013-05-09 20:00:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÆÕͨ»ØÌû

zhangjltj

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by yalefield at 2013-05-07 23:49:48
¶ÔÓ¦µãµÄ²îÖµ£¬Æ½·½£»
°ÑËùÓÐµÄÆ½·½¼ÓÆðÀ´£»
Å·ÁË

àÅ£¡Ð»Ð»ÄãµÄ»Ø¸´£¬Õâ¸ö°ì·¨ÎÒÏë¹ýÁË£¬Õâ¸öÒ»¶¨³Ì¶ÈÉÏ¿ÉÒÔ±íÕ÷Êý¾ÝµÄÀëÉ¢³Ì¶È£¬µ«Ã»·¨ÌåÏÖÊý¾ÝµÄÏà¹ØÐÔ¡£
ѧÊõ
3Â¥2013-05-07 23:55:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

feiwch

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÇëÇóÏà¹ØÏµÊýÊÔÊÔ¡£
4Â¥2013-05-08 07:56:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhangjltj

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
4Â¥: Originally posted by feiwch at 2013-05-08 07:56:46
ÇëÇóÏà¹ØÏµÊýÊÔÊÔ¡£

лл
àÅ£¬Õâ¸öÎÒÒ²Ïëµ½ÁË£¬Ïà¹ØÏµÊýÖ»ÄܱíʾÁ½×éÊý¾ÝµÄÏßÐÔÏà¹ØÐÔ£¬²¢²»ÄܱíÕ÷Óëline y=xµÄÏà¹ØÐÔ£¬ËùÒÔÒ²²»ÊÇÎÒÏëÒªµÄ£¬ºÇºÇ
ѧÊõ
5Â¥2013-05-08 09:49:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leungzipang

Òø³æ (СÓÐÃûÆø)

û¸ã¶®£¬¿ÉÒÔ¾Ù¸ö¼òµ¥µÄÀý×ÓÂð£¿
6Â¥2013-05-08 11:25:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·çÔÆ533

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
²ÉÓûعé·ÖÎö£¬ÇóÏà¹ØÏµÊýR£¬RÔ½½Ó½ü1£¬ÏßÐÔÔ½ºÃ
7Â¥2013-05-08 12:58:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yangrui123

½ð³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÓÃspss×÷Ïà¹Ø·ÖÎö¿´¿´Ðв»
ÀÖ¹Û£¬×ÔÐÅ£¬°®ÊÇÎÒµÄÉú»î̬¶È£¬Ò²Ï£ÍûÒÔ´ËÄܶ¼Ó°Ïì´ó¼Ò
8Â¥2013-05-08 13:03:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhangjltj

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
7Â¥: Originally posted by ·çÔÆ533 at 2013-05-08 12:58:13
²ÉÓûعé·ÖÎö£¬ÇóÏà¹ØÏµÊýR£¬RÔ½½Ó½ü1£¬ÏßÐÔÔ½ºÃ

àÅ£¬Äã˵µÄ¶Ô£¬Ïà¹ØÏµÊýÖ»ÄÜ˵Ã÷ÏßÐԺò»ºÃ²»ÄܱíÕ÷ÀëÉ¢¶È¡£
ÎÒ¾Ù¸öÀý×Ó£¬±ÈÈçx=[1 2 3 4]
y1=[1 2 3 4]
y2=[0.1 0.2 0.3 0.4]
ÄÇôÆäʵ£¨x,y1£©Óë(x,y2)µÄÏà¹ØÏµÊý¶¼ÊÇ1£¬
ÏÔÈ»y2µÄ½á¹ûÊDz»ÊǸüºÃ£¡ËùÒÔÏà¹ØÏµÊýÊÇÆ¬ÃæµÄ
ѧÊõ
9Â¥2013-05-08 14:51:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhangjltj

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
8Â¥: Originally posted by yangrui123 at 2013-05-08 13:03:46
ÓÃspss×÷Ïà¹Ø·ÖÎö¿´¿´Ðв»

²»¶®SPSS£¬µ«ÊÇÏà¹ØÐÔ·ÖÎöÎҸоõûÓУ¬ÀíÓÉͬ¥ÉÏ£¬Ð»Ð»µÄ»Ø¸´
ѧÊõ
10Â¥2013-05-08 14:52:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zhangjltj µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 301Çóµ÷¼Á +10 yyÒªÉϰ¶Ñ½ 2026-03-17 10/500 2026-03-21 03:14 by JourneyLucky
[¿¼ÑÐ] 265Çóµ÷¼Á +9 ÁºÁºÐ£Ð£ 2026-03-17 9/450 2026-03-21 02:17 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +3 ³¿»èÏßÓëÐǺ£ 2026-03-18 3/150 2026-03-21 00:46 by JourneyLucky
[¿¼ÑÐ] 354Çóµ÷¼Á +5 Tyoumou 2026-03-18 8/400 2026-03-21 00:35 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤²ÄÁϹ¤³Ìר˶µ÷¼Á +9 Doleres 2026-03-19 9/450 2026-03-20 22:36 by JourneyLucky
[¿¼ÑÐ] 329Çóµ÷¼Á +9 ÏëÉÏѧ߹߹ 2026-03-19 9/450 2026-03-20 22:01 by luoyongfeng
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ»¯Ñ§£¨0703£©×Ü·Ö337Çóµ÷¼Á +8 niko- 2026-03-19 9/450 2026-03-20 21:57 by luoyongfeng
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ071010£¬×Ü·Ö320Çóµ÷¼Á +3 À§À§À§À§À¤À¤ 2026-03-20 3/150 2026-03-20 20:38 by ѧԱ8dgXkO
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄÏÀí¹¤085701»·¾³302Çóµ÷¼ÁԺУ +3 ¿ûè÷ÎÀ¶Ó 2026-03-20 3/150 2026-03-20 19:28 by zhukairuo
[¿¼²©] É격26Äê +3 °Ë6°Ë68 2026-03-19 3/150 2026-03-19 19:43 by nxgogo
[¿¼ÑÐ] 286Çóµ÷¼Á +6 lemonzzn 2026-03-16 10/500 2026-03-19 14:31 by lemonzzn
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +5 pupcoco 2026-03-17 8/400 2026-03-19 13:58 by houyaoxu
[¿¼ÑÐ] 0817µ÷¼Á +3 ûÓдð°¸_ 2026-03-14 3/150 2026-03-19 09:51 by Xu de nuo
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[¿¼ÑÐ] 308Çóµ÷¼Á +4 ÊÇLupa°¡ 2026-03-16 4/200 2026-03-17 17:12 by ruiyingmiao
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶274Ò»Ö¾Ô¸211Çóµ÷¼Á +6 Ñ¦ÔÆÅô 2026-03-15 6/300 2026-03-17 11:05 by ѧԱh26Tkc
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϾ©´óѧ£¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ì£¬µ÷¼Á +4 Jy? 2026-03-16 4/200 2026-03-17 11:02 by gaoqiong
[¿¼ÑÐ] »úеר˶325£¬Ñ°ÕÒµ÷¼ÁԺУ +3 y9999 2026-03-15 5/250 2026-03-16 19:58 by y9999
[¿¼ÑÐ] Öпƴó²ÄÁÏÓ뻯¹¤319Çóµ÷¼Á +3 ÃÏöβÄÁÏ 2026-03-14 3/150 2026-03-14 20:10 by ms629
[¿¼ÑÐ] ±¾¿ÆÄϾ©´óѧһ־Ը´¨´óҩѧ327 +3 ÂóÌï¸ûÕß 2026-03-14 3/150 2026-03-14 20:04 by ÍâÐÇÎÄÃ÷
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û