| ²é¿´: 427 | »Ø¸´: 3 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
ryxtonyÒø³æ (СÓÐÃûÆø)
|
[½»Á÷]
ÓÐÄÄλ³æ×ÓÁ˽âÈçºÎ¼ÆËãConfidence interval(¿É¿¿Çø¼ä)?
|
||
|
ǰ¶Îʱ¼ä¸øJournal of CatalysisͶ¸å£¬×î½üÊÕµ½Éó¸åÈ˵ÄÒâ¼û£¬ËµÎÒ×öµÄNH3-TPDʵÑ飬ÔÚ²»Í¬µÄÉýÎÂËÙÂÊÏ£¬²â´ß»¯¼ÁµÄ°±ÍѸ½»î»¯ÄÜûÓÐͳ¼ÆÊý¾ÝµÄConfidence interval(¿É¿¿Çø¼ä)¡£°³»¹ÊÇÍ·Ò»»ØÌý˵£¬²»ÖªµÀÓÐûÓÐÄÄλ³æ×ÓÖªµÀ£¿ ÔÎÄÈçÏ£ºNH3-TPD kinetic runs at constant heating rates of 5 ¡ãC min-1, 10 ¡ãC min-1, and 20 ¡ãC min-1 gave activation energies of desorption (Ed) of 157.17 KJmol-1 and 168.81 KJmol-1, respectively, for the central Bronsted peak in the Ta and Nb curves. Éó¸åÈËÒâ¼ûÈçÏ£º¡°On the very next paragraph, they report activation energies to five significant figures based on only three TPD heating rates! No confidence intervals are reported for these activation energies.¡° ÇëÎÊÈçºÎ²ÅÄܻشðÉó¸åÈ˵ÄÎÊÌ⣿лл£¡¸½ÉϹØÓÚConfidence intervalµÄ½âÊÍ¡£ http://en.wikipedia.org/wiki/Confidence_interval |
» ²ÂÄãϲ»¶
´óÁ¬¹¤Òµ´óѧÕÐ˶ʿÑо¿Éú
ÒѾÓÐ0È˻ظ´
¹ú¼Ò¼¶È˲ſÎÌâ×éÕÐÊÕ2026Ä껯ѧ£¬²ÄÁÏ»¯¹¤ µ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
»¯Ñ§¹¤³Ì¼°¹¤Òµ»¯Ñ§ÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ64È˻ظ´
ºÓÄÏÀí¹¤´óѧÕÐÊÕ²ÄÁÏ£¬»¯¹¤£¬»¯Ñ§µ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
ÕÐÊÕµ÷¼Á
ÒѾÓÐ0È˻ظ´
¹ú¼Ò¼¶È˲ſÎÌâ×éÕÐÊÕ2026Ä껯ѧ£¬²ÄÁÏ»¯¹¤ µ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
¹ú¼Ò¼¶È˲ÅÍÅÌå¿ÎÌâ×éÕÐÊÕ2026½ì»¯Ñ§Ààѧ˶£¬×¨Ë¶¡£
ÒѾÓÐ1È˻ظ´
ºÓÄÏÀí¹¤´óѧÂÌÉ«´ß»¯¿ÎÌâ×éÕÐÊÕ²ÄÁÏ£¬»¯¹¤£¬»¯Ñ§µÈ·½ÏòÑо¿Éú
ÒѾÓÐ0È˻ظ´
¹ú¼Ò¼¶È˲ſÎÌâ×éÕÐÑо¿Éú £¨´ß»¯·½Ïò£©µ÷¼Á
ÒѾÓÐ10È˻ظ´
ÕÐÊÕ˶ʿÑо¿Éú
ÒѾÓÐ7È˻ظ´
[Ìì½ò]ÖйúÃñº½´óѧ ÕÐÊÕ²ÄÁÏÀàÑо¿Éú
ÒѾÓÐ0È˻ظ´

lufei2006
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 784
- Ìû×Ó: 566
- ÔÚÏß: 57·ÖÖÓ
- ³æºÅ: 613780
- ×¢²á: 2008-09-27
- רҵ: ÁÙ´²·Ö×ÓÉúÎïѧ¼ìÑé
2Â¥2009-03-21 09:45:39
zhangwengui330
ÈÙÓþ°æÖ÷ (Ö°Òµ×÷¼Ò)
- C-EPI: 1
- Ó¦Öú: 203 (´óѧÉú)
- ¹ó±ö: 2.215
- ½ð±Ò: 21820.1
- ºì»¨: 48
- Ìû×Ó: 4420
- ÔÚÏß: 866.4Сʱ
- ³æºÅ: 309984
- ×¢²á: 2006-12-23
- ÐÔ±ð: GG
- רҵ: ´ß»¯»¯Ñ§
- ¹ÜϽ: ´ß»¯
¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
ryxtony(½ð±Ò+1):лл²ÎÓë
ryxtony(½ð±Ò+5,VIP+0):ºÜºÃ 3-22 03:08
ratio(½ð±Ò+1,VIP+0):ллÌìЫ 3-22 06:54
ryxtony(½ð±Ò+1):лл²ÎÓë
ryxtony(½ð±Ò+5,VIP+0):ºÜºÃ 3-22 03:08
ratio(½ð±Ò+1,VIP+0):ллÌìЫ 3-22 06:54
| ÖÃÐŶȻòÕßÖÃÐÅÇø¼ä£¬¾ÍÊǸæËßÄã»î»¯ÄÜ¿ÉÄܵIJ¨¶¯Çø¼ä£¬±à¼¿ÉÄÜÊÇÏëÖªµÀÄãµÃµ½µÄ»î»¯ÄܲâÊÔ¹ý¼¸´ÎµÃµ½µÄ£¬¿É¿¿¶È¸ß²»¸ß£¬¼ÙÉèÄã²âÁËһϵÁеĻÄÜÖµ£¬¾Í¿ÉÒÔ½øÐÐͳ¼ÆµÃµ½ÄãËù¸øÖµµÄÖÃÐÅÇø¼ä¡£Èç¹ûÖ»²â¹ýÒ»¸ö»î»¯ÄÜÖµÄÇÊǵò»µ½ÖÃÐÅÇø¼äµÄ¡£ÒªÊDz»ÐÐÄã¿ÉÒÔËãËãÌåϵ¿ÉÄÜ´æÔÚµÄÎó²î£¬ÔÙÒÔÄãËùµÃµ½µÄÖµ°à+- ËùËãµÄµÄÎó²î¼´ÊÇÖÃÐÅÇø¼ä¡£ |
3Â¥2009-03-21 11:38:10
ryxtony
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 423.3
- Ìû×Ó: 201
- ÔÚÏß: 3.1Сʱ
- ³æºÅ: 384892
- ×¢²á: 2007-05-28
- ÐÔ±ð: GG
- רҵ: ÎÞ»úºÏ³ÉºÍÖÆ±¸»¯Ñ§

4Â¥2009-03-22 03:12:56














»Ø¸´´ËÂ¥
10