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• R (2015.11.28)

25 1

data01 2

Rsem lavaansem

install.packages() sem

/ 1 2

[] http://www.juen.ac.jp/lab/okumura/data/regpath.csv

data01

• CRAN Japan (Tokyo) [OK] R sem

R () library() sem

sem sem 3

specifyModel() ->

()

specifyModel() () ,, 3

->,b1,NA [] [] b1 b1 (NA: not available)

,v1,NA [] [] v1 v1

library("sem")

specifyModel() -> ([] -> [])

(/)

model01,b1,NA

->,b2,NA

->,b3,NA

->,b4,NA

,v1,NA

,v2,NA

,v3,NA

,v4,NA!

/ 2 4

13

>model01,b1,NA

2:->,b2,NA

3:->,b3,NA

4:->,b4,NA

5:,v1,NA

6:,v2,NA

7:,v3,NA

8:,v4,NA

9:

>

• v1 [] [] [] [] v4 [] model01

model01 data01 () cov() data01254 cov01

cov01 ()

sem() 3

model01 () cov01 nrow() () fit01

summary() fit01 rsquare=T R2 fit.indices=c("GFI",) c() () stdCoef()

cov01

• ! 4

5% (2(2) = 2.195, p = .334) (GFI=.958, AGFI=.791, RMSEA=.064, SRMR=.071)

[][][] R2s=.419, .164, .232

[][]5% () v1v3 R2 1-R2 1[] (v4)

ModelChisquare=2.195402Df=2Pr(>Chisq)=0.3336373

Goodness-of-fitindex=0.9581224

RMSEAindex=0.0638033890%CI:(NA,0.4152706)

SRMR=0.07058997

AIC=18.1954

BIC=-4.24235

()

R-squareforEndogenousVariables

0.41920.16350.2322!ParameterEstimates

EstimateStdErrorzvaluePr(>|z|)

b12.43514620.881224072.7633680.0057208266