Lambda4: Collection of Internal Consistency Reliability Coefficients.

Share:

Currently the package includes 14 methods for calculating internal consistency reliability but is still growing. The package allows users access to whichever reliability estimator is deemed most appropriate for their situation.

Author
Tyler Hunt <tyler@psychoanalytix.com>
Date of publication
2013-07-30 21:12:51
Maintainer
Tyler Hunt <tyler@psychoanalytix.com>
License
GPL-2
Version
3.0

View on CRAN

Man pages

angoff
Compute Angoff Coefficient
bin.combs
Generate Unique Binary Combinations
cong1f
One-Factor Congeneric Covariance Matrix
cong3f
Three-Factor Congeneric Covariance Matrix
cong5f
Five-Factor Congeneric Covariance Matrix
cov.lambda4
Compute Covariance Maximized Lambda4
Feldt1989
Feldt's Numerical Example With 4 Items
guttman
Guttman's 6 Lambda Coefficients
impute.cov
Compute Covariance Matrix
kristof
Compute Kristof Coefficient
lambda1
Compute Guttman's Lambda 1 Coefficient
lambda2
Compute Guttman's Lambda 2 Coefficient
lambda3
Compute Guttman's Lambda 3 Coefficient (Coefficent Alpha)
Lambda4
Collection of Internal Consistency Reliability Coefficients.
lambda5
Compute Guttman's Lambda 5 Coefficient
lambda6
Compute Guttman's Lambda 6 Coefficient
omega.tot
Compute McDonald's Omega Total
par1f
One Factor Parallel Covariance Matrix
par3f
Three-Factor Parallel Covariance Matrix
par5f
Five-Factor Parallel Covariance Matrix
quant.lambda4
Compute Quantile Lambda 4
raju
Compute Raju Coefficient
Rosenberg
Rosenberg Self-Esteem
tau1f
One-Factor Tau-Equivalent Covariance Matrix
tau3f
Three-Factor Tau-Equivalent Covariance Matrix
tau5f
Five-Factor Tau-Equivalent Covariance Matrix
TenBerge2004
De Leeuw (1983) Political Survey Items
user.lambda4
Compute User Specified Lambda 4 (Split-Half)
WAIS1955
Wechsler Adult Intellegence Scale (1955)
Warner1960
Warner 1960 Social Class Data

Files in this package

Lambda4
Lambda4/inst
Lambda4/inst/tests
Lambda4/inst/tests/test-quant.lambda4.R
Lambda4/inst/tests/test-lambda3.R
Lambda4/inst/tests/test-user.lambda4.R
Lambda4/inst/tests/test-angoff.R
Lambda4/inst/tests/test-lambda1.R
Lambda4/inst/tests/test-lambda5.R
Lambda4/inst/tests/test-kristof.R
Lambda4/inst/tests/test-lambda6.R
Lambda4/inst/tests/test-lambda2.R
Lambda4/inst/tests/test-cov.lambda4.R
Lambda4/inst/tests/test-raju.R
Lambda4/inst/tests/test-omega.tot.R
Lambda4/tests
Lambda4/tests/test-all.R
Lambda4/NAMESPACE
Lambda4/data
Lambda4/data/Feldt1989.rda
Lambda4/data/tau3f.rda
Lambda4/data/par3f.rda
Lambda4/data/cong3f.rda
Lambda4/data/Warner1960.rda
Lambda4/data/cong1f.rda
Lambda4/data/tau1f.rda
Lambda4/data/Rosenberg.rda
Lambda4/data/tau5f.rda
Lambda4/data/WAIS1955.rda
Lambda4/data/par1f.rda
Lambda4/data/par5f.rda
Lambda4/data/cong5f.rda
Lambda4/data/TenBerge2004.rda
Lambda4/R
Lambda4/R/guttman.R
Lambda4/R/quant.lambda4.R
Lambda4/R/cov.lambda4.R
Lambda4/R/bin.combs.R
Lambda4/R/lambda5.R
Lambda4/R/user.lambda4.R
Lambda4/R/angoff.R
Lambda4/R/impute.cov.R
Lambda4/R/lambda3.R
Lambda4/R/kristof.R
Lambda4/R/lambda2.R
Lambda4/R/omega.tot.R
Lambda4/R/lambda6.R
Lambda4/R/raju.R
Lambda4/R/print.Lambda4.pkg.R
Lambda4/R/lambda1.R
Lambda4/MD5
Lambda4/DESCRIPTION
Lambda4/man
Lambda4/man/tau1f.Rd
Lambda4/man/lambda2.Rd
Lambda4/man/angoff.Rd
Lambda4/man/tau5f.Rd
Lambda4/man/TenBerge2004.Rd
Lambda4/man/par1f.Rd
Lambda4/man/Rosenberg.Rd
Lambda4/man/lambda1.Rd
Lambda4/man/cong1f.Rd
Lambda4/man/cong3f.Rd
Lambda4/man/user.lambda4.Rd
Lambda4/man/Warner1960.Rd
Lambda4/man/quant.lambda4.Rd
Lambda4/man/Feldt1989.Rd
Lambda4/man/bin.combs.Rd
Lambda4/man/WAIS1955.Rd
Lambda4/man/kristof.Rd
Lambda4/man/guttman.Rd
Lambda4/man/par3f.Rd
Lambda4/man/omega.tot.Rd
Lambda4/man/Lambda4.Rd
Lambda4/man/tau3f.Rd
Lambda4/man/lambda3.Rd
Lambda4/man/raju.Rd
Lambda4/man/lambda5.Rd
Lambda4/man/par5f.Rd
Lambda4/man/impute.cov.Rd
Lambda4/man/cov.lambda4.Rd
Lambda4/man/cong5f.Rd
Lambda4/man/lambda6.Rd