alpha.coef | Coefficient Alpha and Item Statistics |
as.na | Replace User-Specified Values With Missing Values |
center | Centering at the Grand Mean or Centering Within Cluster |
ci.mean | Confidence Interval for the Arithmetic Mean |
ci.mean.diff | Confidence Interval for the Difference in Arithmetic Means |
ci.mean.diff.default | Confidence Interval for the Difference in Arithmetic Means |
ci.mean.diff.formula | Confidence Interval for the Difference in Arithmetic Means |
ci.median | Confidence Interval for the Median |
ci.prop | Confidence Interval for Proportions |
ci.prop.diff | Confidence Interval for the Difference in Proportions |
ci.prop.diff.default | Confidence Interval for the Difference in Proportions |
ci.prop.diff.formula | Confidence Interval for the Difference in Proportions |
ci.sd | Confidence Interval for the Standard Deviation |
ci.var | Confidence Interval for the Variance |
cohens.d | Cohen's d for Between- and Within-Subject Design |
cont.coef | Pearson's Contingency Coefficient |
cor.matrix | Correlation Matrix with Statistical Significance Testing |
cramers.v | Cramer's V |
crosstab | Cross Tabulation |
descript | Descriptive Statistics |
df.merge | Merge Multiple Data Frames |
df.rbind | Combine Data Frames by Rows, Filling in Missing Columns |
df.rename | Rename Columns in a Matrix or Variables in a Data Frame |
df.sort | Data Frame Sorting |
dummy.c | Dummy Coding |
eta.sq | Eta Squared |
freq | Frequency Tables |
group.scores | Group Scores |
kurtosis | Excess Kurtosis |
levenes.test | Levene's Test for Homogeneity of Variance |
multilevel.descript | Multilevel Descriptive Statistics |
multilevel.icc | Intraclass Correlation Coefficient, ICC(1) and ICC(2) |
na.as | Replace Missing Values With User-Specified Values |
na.auxiliary | Auxiliary variables |
na.coverage | Variance-Covariance Coverage |
na.descript | Descriptive Statistics for Missing Data |
na.indicator | Missing Data Indicator Matrix |
na.pattern | Missing Data Pattern |
na.prop | Proportion of Missing Data for Each Case |
omega.coef | Coefficient Omega, Hierarchical Omega, and Categorical Omega |
phi.coef | Phi Coefficient |
poly.cor | Polychoric Correlation Matrix |
print.ci | Print ci object |
print.coef | Print coef object |
print.cohens.d | Print cohens.d object |
print.cor.matrix | Print cor.matrix object |
print.crosstab | Print crosstab |
print.descript | Print descript object |
print.eta.sq | Print eta.sq object |
print.freq | Print freq object |
print.multilevel.descript | Print multilevel.descript object |
print.na.descript | Print na.descript |
print.na.pattern | Print na.pattern |
print.size | Print size object |
print.square.matrix | Print square.matrix object |
print.test | Print test object |
read.mplus | Read Mplus Data File and Variable Names |
read.sav | Read SPSS File |
read.xlsx | Read Excel File |
rec | Recode Variable |
reverse.item | Reverse Code Scale Item |
run.mplus | Run Mplus Models |
rwg.lindell | Lindell, Brandt and Whitney (1999) r*wg(j) Within-Group Agreement Index for Multi-Item Scales |
scores | Compute Scale Scores |
size.cor | Sample Size Determination for Testing Pearson's Correlation Coefficient |
size.mean | Sample Size Determination for Testing Arithmetic Means |
size.prop | Sample Size Determination for Testing Proportions |
skewness | Skewness |
stromit | Omit Strings |
trim | Trim Whispace from String |
write.mplus | Write Mplus Data File |
write.sav | Write SPSS File |