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本帖最后由 Kenneth 于 2012-2-2 13:47 编辑
' Q2 h& V1 B" V1 \+ M+ h& L8 G z$ y玄兔子和夏桃 发表于 2012-2-1 15:59 ![]()
( W9 R8 c" U+ s, C. b. L7 E D$ `Kenneth,ICC(1)的值是不是应该在0.2左右才说明小组加总是可行的? q. f* F, _# n
对于ICC(1):1 [- c- \& E' E* F. c8 ]4 G; p I, s
“We encourage researchers to adopt traditional conventions used when interpreting effect sizes (i.e., percentage of variance explained). Specifically, a value of .01 might be considered a ‘small’ effect, a value of .10 might be considered a ‘medium’ effect, and a value of .25 might be considered a ‘large’ effect“
) A" p7 o4 H" T6 Y8 c' e8 K2 w( e; S4 d* L: [$ L7 F# |
对于ICC(2):
3 m& N2 ^4 H4 K* ?So in most instances, ICC(K) and ICC(A,K) values >.90 are likely unnecessary. However, depending on the quality of the measures being used in multilevel analysis, researchers will probably want to choose between .70 and .85 to justify aggregation.”/ P0 E& D( p4 |6 |1 R
; f) W: D# W8 J. PReference:; o" a5 w |: {
LeBreton, J.M. & Senter, J.L. (2008). Answers to 20 questions about interrater reliability and interrater agreement. Organizational Research Methods, 11(4), 838-839.0 J7 C7 N$ F5 y h, v
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