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meng@1234

гæ (СÓÐÃûÆø)

[½»Á÷] ×ÔÓɶÈΪ49ʱtµÄÖµ ÒÑÓÐ2È˲ÎÓë

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fungarwai

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¿ÉÄܲ鲻µ½×¼È·µÄ£¬µ«Ó¦¸Ãû±ØÒªÕâô׼ȷ

>> tinv(1-[0.05 0.025],49)

ans =

    1.6766    2.0096
3Â¥2016-06-17 21:23:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÆÕͨ»ØÌû

peterflyer

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peterflyer


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t·Ö²¼±íÉϲ鲻µ½Âð£¿
2Â¥2016-06-17 20:51:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

meng@1234

гæ (СÓÐÃûÆø)

лл£¬Ó¦¸ÃºÜ׼ȷ£¬ÄÄÀï²éµÄ£¿

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4Â¥2016-06-17 22:48:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fungarwai

гæ (СÓÐÃûÆø)

¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
4Â¥: Originally posted by meng@1234 at 2016-06-17 22:48:23
лл£¬Ó¦¸ÃºÜ׼ȷ£¬ÄÄÀï²éµÄ£¿

matlabº¯Êýtinv

»òÕßÓÃÀ­¸ñÀÊÈÕ²åÖµ·¨Çó½üËÆ£¬ÀýÈç¸øÁËk=40ºÍk=60µÄ»°
f(49)=0.55f(40)+0.45f(60)

>> 0.55*[1.684 2.02]+0.45*[1.671 2.00]

ans =

    1.6782    2.0110
5Â¥2016-06-18 05:53:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

meng@1234

гæ (СÓÐÃûÆø)

0.55ºÍ0.45Á½¸öϵÊýÔõôȷ¶¨µÄ£¿

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Í£³µ¶¨¶î·¢Æ±3¡¾¼Ó΢/ÐÅ tttssww¡¿¿É¿ª¸÷ÐÐÒµ·¢Æ±,Í£³µ¶¨¶î·¢Æ±3
6Â¥2016-06-18 16:53:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fungarwai

гæ (СÓÐÃûÆø)

¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
6Â¥: Originally posted by meng@1234 at 2016-06-18 16:53:43
0.55ºÍ0.45Á½¸öϵÊýÔõôȷ¶¨µÄ£¿

À­¸ñÀÊÈÕ²åÖµ·¨
f(x)=(b-x)f(a)/(b-a)+(x-a)f(b)/(b-a)
x=49,a=40,b=60
7Â¥2016-06-18 17:15:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

meng@1234

гæ (СÓÐÃûÆø)

лл´óʦ£¬Ã÷°×ÁË

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8Â¥2016-06-18 17:36:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

meng@1234

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
7Â¥: Originally posted by fungarwai at 2016-06-18 17:15:24
À­¸ñÀÊÈÕ²åÖµ·¨
f(x)=(b-x)f(a)/(b-a)+(x-a)f(b)/(b-a)
x=49,a=40,b=60...

лл´óʦÃ÷°×ÁË£¬ÄãÓ¦¸ÃÊǽÌÊÚ°É£¿

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9Â¥2016-06-18 17:37:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fungarwai

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
9Â¥: Originally posted by meng@1234 at 2016-06-18 17:37:19
лл´óʦÃ÷°×ÁË£¬ÄãÓ¦¸ÃÊǽÌÊÚ°É£¿
...

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