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- 注册时间
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Hi, Kenny:
& Y Y$ d) T2 N7 ^* P0 o8 Z. q1 G- K4 V% Z& s/ g) |: S2 ?
when we use HLM,there are some paper just report the fixed effect,while most time I use the random effect,so my question is when shall we use fixed or random effect and their difference?! g: q) K! ?, L9 S: ?
- p$ B9 D4 l7 m0 f/ Tanother question is about the ground mean and the group mean, when we test the level 2 model, should we use group mean?can you give some guidance?
* K: \( a' n5 v+ T0 c+ a! p) i+ ]! Q* e4 l
Best,
1 K* w3 e# J, v" J R0 kKelly
5 ]* T* J& h3 v |
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