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hqusurui

银虫 (小有名气)

引用回帖:
10楼: Originally posted by feixiaolin at 2014-12-04 20:56:17
你是三坐标机,摄影测董,还是卡规?
你的测法中有一个端点很难判读。
...

班主,楼歪了···不管我们是怎么测的,我们的数据没有问题,问题是统计的问题···,
11楼2014-12-04 20:59:35
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zaq123321

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★ ★ ★ ★
感谢参与,应助指数 +1
hqusurui(feixiaolin代发): 金币+4 2014-12-19 17:37:25
I think the general idea should work. You said you have figured out the reason why it conflicts with what you expected. You may first post here for others' reference.  I have several confusions. First what's the range [10-0.5, 10+0.5]? Is it used for reference? If you can guarantee that all the data is in this range, then I think you may need to remove the outliers first. After that, use normal distribution to represent this case as you did before. It should make sense.
小木虫给我温暖,给我希望,爱就要爱小木虫。
12楼2014-12-05 10:35:23
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hqusurui

银虫 (小有名气)

引用回帖:
12楼: Originally posted by zaq123321 at 2014-12-05 10:35:23
I think the general idea should work. You said you have figured out the reason why it conflicts with what you expected. You may first post here for others' reference.  I have several confusions. Firs ...

十分感谢,我必须要解释一下,这一个样片中存在的8个数据,他们是有某种关系的,由于加工水平的原因,两个比较大,两个比较小,所以导致了我们同时统计800个片的话,把极端的数据聚集在5%的片上,实际上这些极端的数据是分布在不同的片上的,所以反推时合格率极低,如果你有QQ,或者skype之类的,我们可以私下讨论,直接将数据发在网上我不太放心。
13楼2014-12-05 10:56:30
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hqusurui

银虫 (小有名气)

引用回帖:
12楼: Originally posted by zaq123321 at 2014-12-05 10:35:23
I think the general idea should work. You said you have figured out the reason why it conflicts with what you expected. You may first post here for others' reference.  I have several confusions. Firs ...

补充一个刚刚说的错误的地方5%
,改成10%,
14楼2014-12-05 11:05:07
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zaq123321

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13楼: Originally posted by hqusurui at 2014-12-05 10:56:30
十分感谢,我必须要解释一下,这一个样片中存在的8个数据,他们是有某种关系的,由于加工水平的原因,两个比较大,两个比较小,所以导致了我们同时统计800个片的话,把极端的数据聚集在5%的片上,实际上这些极端的 ...

If I understand correctly, in these 8 data. Two bigger, two smaller, 4 in middle. Just use one normal distribution is not good. Three normal distributions should be better. One group has 200 data, another group has 200 data and another group has 400 data. Then construct three creteria to handle this case. One normal distribution doesn't make sense. I don't need your data.
小木虫给我温暖,给我希望,爱就要爱小木虫。
15楼2014-12-05 11:20:17
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hqusurui

银虫 (小有名气)

引用回帖:
15楼: Originally posted by zaq123321 at 2014-12-05 11:20:17
If I understand correctly, in these 8 data. Two bigger, two smaller, 4 in middle. Just use one normal distribution is not good. Three normal distributions should be better. One group has 200 data, a ...

这个我们想过了,我会试试,没有更加高端的方法吗?
16楼2014-12-05 11:34:22
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zaq123321

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16楼: Originally posted by hqusurui at 2014-12-05 11:34:22
这个我们想过了,我会试试,没有更加高端的方法吗?...

One normal distribution is not enough since the data come from different sampling. Their ensambles are not the same. How can you just use one normal distribution to represent them?
小木虫给我温暖,给我希望,爱就要爱小木虫。
17楼2014-12-05 11:45:35
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hqusurui

银虫 (小有名气)

引用回帖:
17楼: Originally posted by zaq123321 at 2014-12-05 11:45:35
One normal distribution is not enough since the data come from different sampling. Their ensambles are not the same. How can you just use one normal distribution to represent them?...

We have solved this problem by JMP. Thanks a lot.
18楼2014-12-07 12:38:13
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空明之小

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感谢参与,应助指数 +1
每一列,或者说每100个数据 的概率x,  x的8次方=90%这样对么
在路上
19楼2014-12-07 13:12:32
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