作者evilove (愿意感动就是一种享受)
看板Statistics
标题[程式] Stata 里的 xmixed
时间Mon Sep 14 01:03:15 2020
[软体程式类别]:
Stata
[程式问题]:
HLM
[软体熟悉度]:
熟悉
[问题叙述]:
不晓得为什麽第二层里的soc_dist信赖区间为何有 missing
[程式范例]:
mixed retail_1week pro_social civic_org $ses|| state_id: soc_dist day_diff,
mle
这是第二层的结果
------------------------------------------------------------------------------
Random-effects Parameters | Estimate Std. Err. [95% Conf. Interval]
-----------------------------+------------------------------------------------
state_id: Independent |
var(soc_dist) | 2.50e-11 3.55e-08 0 .
var(day_diff) | .0160271 .0067863 .0069893 .0367518
var(_cons) | .645977 10.17222 2.55e-14 1.64e+13
-----------------------------+------------------------------------------------
var(Residual) | 100.8039 4.112288 93.05779 109.1948
------------------------------------------------------------------------------
LR test vs. linear model: chi2(3) = 231.37 Prob > chi2 = 0.0000
这是soc_dist的分布
. tab soc_dist
soc_dist | Freq. Percent Cum.
------------+-----------------------------------
0 | 2 5.26 5.26
1 | 10 26.32 31.58
2 | 14 36.84 68.42
3 | 7 18.42 86.84
4 | 3 7.89 94.74
5 | 2 5.26 100.00
------------+-----------------------------------
Total | 38 100.00
--
※ 发信站: 批踢踢实业坊(ptt.cc), 来自: 69.140.102.182 (美国)
※ 文章网址: https://webptt.com/cn.aspx?n=bbs/Statistics/M.1600016597.A.E5F.html