Entry: 00psych-package
Aliases: psych-package psych
Keywords: package multivariate models cluster
Description: A package for personality, psychometric, and psychological research
URL: ../../../library/psych/html/00.psych-package.html

Entry: ICLUST
Aliases: ICLUST
Keywords: multivariate cluster
Description: ICLUST: Item Cluster Analysis -- Hierarchical cluster analysis using psychometric principles
URL: ../../../library/psych/html/ICLUST.html

Entry: ICLUST.cluster
Aliases: ICLUST.cluster
Keywords: multivariate cluster
Description: Function to form hierarchical cluster analysis of items
URL: ../../../library/psych/html/ICLUST.cluster.html

Entry: ICLUST.graph
Aliases: ICLUST.graph
Keywords: multivariate cluster hplot
Description: create control code for ICLUST graphical output
URL: ../../../library/psych/html/ICLUST.graph.html

Entry: ICLUST.rgraph
Aliases: ICLUST.rgraph
Keywords: multivariate cluster hplot
Description: Draw an ICLUST graph using the Rgraphviz package
URL: ../../../library/psych/html/ICLUST.rgraph.html

Entry: ICLUST.sort
Aliases: ICLUST.sort
Keywords: multivariate models
Description: Sort items by absolute size of cluster loadings
URL: ../../../library/psych/html/ICLUST.sort.html

Entry: VSS
Aliases: VSS
Keywords: multivariate models
Description: Apply the Very Simple Structure criterion to determine the appropriate number of factors.
URL: ../../../library/psych/html/VSS.html

Entry: VSS.parallel
Aliases: VSS.parallel
Keywords: models models
Description: Compare real and random VSS solutions
URL: ../../../library/psych/html/VSS.parallel.html

Entry: VSS.plot
Aliases: VSS.plot
Keywords: multivariate models
Description: Plot VSS fits
URL: ../../../library/psych/html/VSS.plot.html

Entry: VSS.scree
Aliases: VSS.scree
Keywords: multivariate hplot
Description: Plot a scree test
URL: ../../../library/psych/html/VSS.scree.html

Entry: VSS.simulate
Aliases: VSS.simulate
Keywords: multivariate models
Description: create VSS like data
URL: ../../../library/psych/html/VSS.simulate.html

Entry: alpha.scale
Aliases: alpha.scale
Keywords: models multivariate
Description: Cronbach alpha for a scale
URL: ../../../library/psych/html/alpha.scale.html

Entry: bfi
Aliases: bfi
Keywords: datasets
Description: 25 Personality items representing 5 factors
URL: ../../../library/psych/html/bfi.html

Entry: circ.simulation
Aliases: circ.simulation
Keywords: multivariate datagen
Description: Simulations of circumplex and simple structure
URL: ../../../library/psych/html/circ.simulation.html

Entry: circ.tests
Aliases: circ.tests
Keywords: multivariate models
Description: Apply four tests of circumplex versus simple structure
URL: ../../../library/psych/html/circ.tests.html

Entry: cluster.cor
Aliases: cluster.cor
Keywords: multivariate models
Description: Find correlations of composite variables from a larger matrix
URL: ../../../library/psych/html/cluster.cor.html

Entry: cluster.fit
Aliases: cluster.fit
Keywords: multivariate cluster
Description: cluster Fit: fit of the cluster model to a correlation matrix
URL: ../../../library/psych/html/cluster.fit.html

Entry: cluster.loadings
Aliases: cluster.loadings
Keywords: multivariate cluster
Description: Find item by cluster correlations, corrected for overlap and reliability
URL: ../../../library/psych/html/cluster.loadings.html

Entry: cluster.plot
Aliases: cluster.plot
Keywords: multivariate hplot cluster
Description: Plot factor/cluster loadings and assign items to clusters by their highest loading
URL: ../../../library/psych/html/cluster.plot.html

Entry: congeneric.sim
Aliases: congeneric.sim
Keywords: multivariate datagen
Description: Simulate a congeneric data set
URL: ../../../library/psych/html/congeneric.sim.html

Entry: correct.cor
Aliases: correct.cor
Keywords: models multivariate
Description: Find dis-attenuated correlations and give alpha reliabilities
URL: ../../../library/psych/html/correct.cor.html

Entry: count.pairwise
Aliases: count.pairwise
Keywords: models multivariate
Description: Count number of pairwise cases for a data set with missing (NA) data.
URL: ../../../library/psych/html/count.pairwise.html

Entry: describe
Aliases: describe
Keywords: multivariate models univar
Description: Basic descriptive statistics useful for psychometrics
URL: ../../../library/psych/html/describe.html

Entry: describe.by
Aliases: describe.by
Keywords: models univar
Description: Basic summary statistics by group
URL: ../../../library/psych/html/describe.by.html

Entry: eigen.loadings
Aliases: eigen.loadings
Keywords: models multivariate
Description: Convert eigen vectors and eigen values to the more normal (for psychologists) component loadings
URL: ../../../library/psych/html/eigen.loadings.html

Entry: error.bars
Aliases: error.bars
Keywords: multivariate hplot
Description: Plot means and confidence intervals
URL: ../../../library/psych/html/error.bars.html

Entry: error.crosses
Aliases: error.crosses
Keywords: multivariate hplot
Description: Plot x and y error bars
URL: ../../../library/psych/html/error.crosses.html

Entry: fa.graph
Aliases: fa.graph
Keywords: multivariate hplot
Description: Graph factor loading matrices
URL: ../../../library/psych/html/fa.graph.html

Entry: fa.parallel
Aliases: fa.parallel
Keywords: multivariate
Description: Scree plots of data or correlation matrix compared to random "parallel" matrices
URL: ../../../library/psych/html/fa.parallel.html

Entry: factor.congruence
Aliases: factor.congruence
Keywords: multivariate models
Description: Coefficient of factor congruence
URL: ../../../library/psych/html/factor.congruence.html

Entry: factor.fit
Aliases: factor.fit
Keywords: models models
Description: How well does the factor model fit a correlation matrix. Part of the VSS package
URL: ../../../library/psych/html/factor.fit.html

Entry: factor.model
Aliases: factor.model
Keywords: multivariate models
Description: Find R = F F' + U2 is the basic factor model
URL: ../../../library/psych/html/factor.model.html

Entry: factor.pa
Aliases: factor.pa
Keywords: multivariate models
Description: Principal Axis Factor Analysis
URL: ../../../library/psych/html/factor.pa.html

Entry: factor.residuals
Aliases: factor.residuals
Keywords: multivariate models
Description: R* = R- F F'
URL: ../../../library/psych/html/factor.residuals.html

Entry: factor.rotate
Aliases: factor.rotate
Keywords: multivariate models
Description: "Hand" rotate a factor loading matrix
URL: ../../../library/psych/html/factor.rotate.html

Entry: factor2cluster
Aliases: factor2cluster
Keywords: multivariate models
Description: Extract cluster definitions from factor loadings
URL: ../../../library/psych/html/factor2cluster.html

Entry: fisherz
Aliases: fisherz
Keywords: multivariate models
Description: Fisher z transform of r
URL: ../../../library/psych/html/fisherz.html

Entry: geometric.mean
Aliases: geometric.mean
Keywords: multivariate
Description: Find the geometric mean of a vector or columns of a data.frame.
URL: ../../../library/psych/html/geometric.mean.html

Entry: harmonic.mean
Aliases: harmonic.mean
Keywords: multivariate
Description: Find the harmonic mean of a vector, matrix, or columns of a data.frame
URL: ../../../library/psych/html/harmonic.mean.html

Entry: iqitems
Aliases: iqitems
Keywords: datasets
Description: 14 multiple choice IQ items
URL: ../../../library/psych/html/iqitems.html

Entry: irt.item.diff.rasch
Aliases: irt.item.diff.rasch irt.discrim
Keywords: multivariate models
Description: Simple function to estimate item difficulties using IRT concepts
URL: ../../../library/psych/html/irt.item.diff.rasch.html

Entry: irt.1p
Aliases: irt.0p irt.1p irt.2p irt.person.rasch
Keywords: multivariate models
Description: Item Response Theory estimate of theta (ability) using a Rasch (like) model
URL: ../../../library/psych/html/irt.person.rasch.html

Entry: item.sim
Aliases: item.sim item.dichot circ.sim
Keywords: multivariate
Description: Generate simulated data structures for circumplex or simple structure
URL: ../../../library/psych/html/item.sim.html

Entry: kurtosi
Aliases: kurtosi
Keywords: univar
Description: Kurtosis of a vector, matrix, or data frame
URL: ../../../library/psych/html/kurtosi.html

Entry: make.hierarchical
Aliases: make.hierarchical
Keywords: multivariate models
Description: Create a population or sample correlation matrix with hierachical structure.
URL: ../../../library/psych/html/make.hierarchical.html

Entry: mat.regress
Aliases: mat.regress
Keywords: models multivariate
Description: Multiple Regression from matrix input
URL: ../../../library/psych/html/mat.regress.html

Entry: matrix.addition
Aliases: %+%
Keywords: multivariate
Description: A function to add two vectors or matrices
URL: ../../../library/psych/html/matrix.addition.html

Entry: multi.hist
Aliases: multi.hist
Keywords: multivariate hplot
Description: Multiple histograms on one screen
URL: ../../../library/psych/html/multi.hist.html

Entry: omega
Aliases: omega
Keywords: multivariate models
Description: Calculate the omega estimate of factor saturation
URL: ../../../library/psych/html/omega.html

Entry: omega.graph
Aliases: omega.graph
Keywords: multivariate
Description: Graph hierarchical factor structures
URL: ../../../library/psych/html/omega.graph.html

Entry: p.rep
Aliases: p.rep p.rep.f p.rep.t p.rep.r
Keywords: models
Description: Find the probability of replication for an F, t, or r and estimate effect size
URL: ../../../library/psych/html/p.rep.html

Entry: paired.r
Aliases: paired.r
Keywords: multivariate models
Description: Test the difference between paired correlations
URL: ../../../library/psych/html/paired.r.html

Entry: pairs.panels
Aliases: pairs.panels panel.cor panel.cor.scale panel.hist
Keywords: multivariate hplot
Description: SPLOM, histograms and correlations for a data matrix
URL: ../../../library/psych/html/pairs.panels.html

Entry: phi
Aliases: phi
Keywords: multivariate models
Description: Find the phi coefficient of correlation between two dichotomous variables
URL: ../../../library/psych/html/phi.html

Entry: phi2poly
Aliases: phi2poly
Keywords: models models
Description: Convert a phi coefficient to a polychoric correlation
URL: ../../../library/psych/html/phi2poly.html

Entry: polar
Aliases: polar
Keywords: multivariate
Description: polar :convert Cartesian factor loadings into polar coordinates
URL: ../../../library/psych/html/polar.html

Entry: poly.mat
Aliases: poly.mat
Keywords: multivariate
Description: Find polychoric correlations of item data
URL: ../../../library/psych/html/poly.mat.html

Entry: polychor.matrix
Aliases: polychor.matrix
Keywords: models models
Description: Actually, what does this do? Convert a matrix of phi coefficients to a matrix of polycoric correlations
URL: ../../../library/psych/html/polychor.matrix.html

Entry: principal
Aliases: principal
Keywords: models models
Description: Principal components analysis
URL: ../../../library/psych/html/principal.html

Entry: psycho.demo
Aliases: psycho.demo
Keywords: multivariate models
Description: Create demo data for psychometrics
URL: ../../../library/psych/html/psycho.demo.html

Entry: read.clipboard
Aliases: read.clipboard read.clipboard.csv
Keywords: multivariate models
Description: shortcut for reading from the clipboard
URL: ../../../library/psych/html/read.clipboard.html

Entry: sat.act
Aliases: sat.act
Keywords: datasets
Description: 3 Measures of ability: SATV, SATQ, ACT
URL: ../../../library/psych/html/sat.act.html

Entry: schmid
Aliases: schmid
Keywords: multivariate models
Description: Apply the Schmid Leiman transformation to a correlation matrix
URL: ../../../library/psych/html/schmid.html

Entry: score.alpha
Aliases: score.alpha
Keywords: multivariate models
Description: Score scales and find Cronbach's alpha as well as associated statistics
URL: ../../../library/psych/html/score.alpha.html

Entry: score.items
Aliases: score.items
Keywords: multivariate models
Description: Score item composite scales and find Cronbach's alpha as well as associated statistics
URL: ../../../library/psych/html/score.items.html

Entry: score.multiple.choice
Aliases: score.multiple.choice
Keywords: multivariate models
Description: Score multiple choice items and provide basic test statistics
URL: ../../../library/psych/html/score.multiple.choice.html

Entry: skew
Aliases: skew
Keywords: multivariate models
Description: Calculate skew for a vector, matrix, or data.frame
URL: ../../../library/psych/html/skew.html

Entry: test.psych
Aliases: test.psych
Keywords: multivariate
Description: Testing of functions in the psych package
URL: ../../../library/psych/html/test.psych.html
