Statistics - WeAreCAS

CODE SAS

Model Evaluation with Binary Target

This documentation explains how to use the ASSESS procedure to evaluate the performance of binary...

CODE SAS

EM Estimation with PROC MI for Data with Missing Values

This SAS script illustrates the use of the PROC MI procedure to calculate EM (Expectation-Maximiz...

CODE SAS

Analysis of Mixture Distributions with PROC HPFMM on Galaxy Data

This script uses the HPFMM procedure to analyze the distribution of galaxy velocities, by fitting...

CODE SAS

Example 8 for PROC GLMSELECT

Example of model selection with the GLMSELECT procedure, using LASSO and Group LASSO methods on s...

CODE SAS

Analysis of a Diallel Experiment with Multi-Member Random Effects

This SAS script implements a mixed linear model analysis on data from a diallel cross experiment,...

CODE SAS

Analysis of Variance (ANOVA) and Covariance (ANCOVA)

This SAS script performs several statistical analyses, mainly ANOVA and ANCOVA, on various datase...

CODE SAS

Example of Confirmatory Factor Analysis with PROC CALIS

This script illustrates the use of the CALIS procedure to perform confirmatory factor analyses wi...

CODE SAS

Example 5 for PROC CATMOD: Log-Linear Model

Analysis of squirrel monkeys' behavior using a log-linear model for an incomplete contingency tab...

CODE SAS

Survival Analysis with Curves and Risk Tables

This script performs a survival analysis on SASHELP.BMT data, generates survival curve data via P...

CODE SAS

Comparison of Group Means

This SAS script compares group means using the TTEST procedure, utilizing internal data defined b...

CODE SAS

Non-parametric Analysis with PROC NPAR1WAY

This SAS script uses PROC NPAR1WAY to perform non-parametric analyses on an internal dataset. It ...

CODE SAS

Nonlinear Poisson Regression Random-Effects Model (MCMCEX8)

SAS Sample Library example (MCMCEX8) demonstrating fitting a nonlinear mixed-effects Poisson model.

CODE SAS

Getting Started Example for PROC LIFETEST

Example script demonstrating basic survival analysis with the LIFETEST procedure, including data ...

CODE SAS

Predicting Choice Probabilities with PROC BCHOICE

Calculation of predicted choice probabilities for new scenarios using a Bayesian logit model.

CODE SAS

Quantile Binning (BINNING Procedure)

This documentation describes and illustrates the use of the BINNING procedure to perform quantile...

CODE SAS

Statistical and Graphical Analysis of Biomedical and Epidemiological Data

This SAS script performs a statistical and graphical exploration of two internally created datase...

CODE SAS

Elementary Statistical Calculations on Internal Data

Demonstration script manually creating data and performing simple statistical calculations.

CODE SAS

Analysis of Overdispersion in Teratology

This SAS script analyzes teratology data to detect and model overdispersion. It uses a DATA step ...

CODE SAS

Statistical Power Analysis (GLM and T-test)

Script performing power analyses and sample size calculations. It first prepares a dataset, then ...

CODE SAS

CAEFFECT Procedure: Estimation by Regression Adjustment

Demonstrates the use of the CAEFFECT procedure for causal effect estimation by regression adjustm...

CODE SAS

Causal Effect Estimation by Doubly Robust Methods with PROC CAEFFECT

The CAEFFECT procedure estimates causal treatment effects using doubly robust methods, such as Au...

CODE SAS

Student's t-test on simulated data

Generation of random data and execution of a Student's t-test to compare two groups.

CODE SAS

Documentation Example 1 for PROC MIXED - Split-Plot Design

Example of analyzing a split-plot design with PROC MIXED.

CODE SAS

Documentation Example 19 for PROC MI

Documentation example for PROC MI, illustrating the analysis of missing data patterns and the con...

CODE SAS

Documentation Example 16 for PROC MI

Example of using PROC MI with the FCS method and adjustments for Missing Not At Random (MNAR) data.

CODE SAS

Simulation of Gamma and Inverse-Gamma Priors

Simulates Gamma and Inverse-Gamma prior distributions using the SAS MCMC procedure.

CODE SAS

Random Effects Model with PROC MCMC

Getting Started Example 3 for PROC MCMC, implementing a random effects model for height data anal...

CODE SAS

Poisson Regression with PROC MCMC

Example of Poisson regression using PROC MCMC and comparison with PROC GENMOD.

CODE SAS

PROC KDE Examples: Kernel Density Estimation

Demonstration of PROC KDE's capabilities for density estimation, including bandwidth modification...

CODE SAS

Introduction Example for PROC HPMIXED

Data simulation and analysis via linear mixed model with significant fixed and random effects.

CODE SAS

Introduction to PROC GLIMMIX Example: Logistic Regression

Example of logistic regression with random intercepts using the GLIMMIX procedure on multicenter ...

CODE SAS

Introduction Example 3 for PROC GENMOD (GEE)

SAS sample library example illustrating the use of PROC GENMOD to analyze longitudinal data with ...

CODE SAS

Exact Poisson Regression with PROC GENMOD

This SAS script performs an exact Poisson regression using PROC GENMOD to analyze the number of i...

CODE SAS

Modeling diabetes patterns with PROC GAM

This SAS script illustrates the use of the GAM procedure to model the relationship between the lo...

CODE SAS

Documentation Example 3 for PROC FACTOR

This SAS script demonstrates the use of the FACTOR procedure for factor analysis, focusing on met...

CODE SAS

Multiple-Population Repeated Measures with PROC CATMOD

Analysis of categorical data with repeated measures across three distinct populations.

CODE SAS

Categorical Data Analysis with PROC CATMOD - Example 11

Example illustrating model fitting and obtaining predicted probabilities for subpopulations.

CODE SAS

Multinomial Generalized Logit Modeling with PROC BGLIMM

Example of using the BGLIMM procedure to fit a multinomial generalized logit model on nominal res...

CODE SAS

Advanced Statistical Analysis: GLIMMIX and NLMIXED

Data simulation script followed by comparisons of mixed models (linear and logistic) and non-line...

CODE SAS

Negative-Binomial Data Generation and Estimation

This SAS script generates data following a negative-binomial distribution, then estimates its par...

CODE SAS

Simulation of Hurdle Poisson and Negative-Binomial Models

Simulation script generating data for count models with excess zeros (Hurdle Models) based on Poi...

CODE SAS

Score Test Statistic, Dean (1992)

This SAS script calculates Dean's (1992) score test statistic to assess the adequacy of a binomia...

CODE SAS

Descriptive Analysis I - Measures of Central Tendency

This SAS script performs a descriptive analysis of central tendency measures (mean, median, mode)...

CODE SAS

Numerical Descriptive Analysis of Variances

This SAS script performs a numerical descriptive analysis on an internally created dataset to dem...

CODE SAS

Simulation of Correlated Bernoulli Variables and Monte Carlo Analysis

Simulation script generating correlated Bernoulli variables within clusters to analyze the impact...

CODE SAS

Descriptive Analysis and Frequencies

This SAS script performs a simple descriptive analysis, creating a dataset from embedded data lin...