| Coef | Extracts Regression Coefficients | 
| cor.mat | Generate Two Type of Correlation Matrix | 
| cov.mat | Generate Two Type of Covariance Matrix | 
| fimlreg | Full Information Maximum Likelihood Linear Regression | 
| fimlreg.formula | Full Information Maximum Likelihood Linear Regression | 
| fimlreg.numeric | Full Information Maximum Likelihood Linear Regression | 
| Fitted.values | Summarizing the inference information for ILSE or FIML methods | 
| ilse | Linear Regression by Iterative Least Square Estimation | 
| ilse.formula | Linear Regression by Iterative Least Square Estimation | 
| ilse.numeric | Linear Regression by Iterative Least Square Estimation | 
| kern | Kernel Function | 
| nhanes | NHANES example - all variables numerical | 
| print | Print the Information of FIML or ILSE methods | 
| print.fiml | Print the Information of FIML or ILSE methods | 
| print.ilse | Print the Information of FIML or ILSE methods | 
| Residuals | Summarizing the inference information for ILSE or FIML methods | 
| summary | Summarizing the inference information for ILSE or FIML methods | 
| summary.fiml | Summarizing the inference information for ILSE or FIML methods | 
| summary.ilse | Summarizing the inference information for ILSE or FIML methods |