Resources

These are statistics resources that I have found useful. 

10/9/2025: tutorial on mixture modeling 

7/30/2025: PhD survival tips , https://hongtaoh.com/en/2021/09/22/philip-guo-phd-advice/

7/28/2025: APA table using R

7/18/2025: Social Network Analysis 

4/15/2025: Combine Multiple GGPlots into a Figure

https://www.datanovia.com/en/lessons/combine-multiple-ggplots-into-a-figure/

4/14/2025: Today I learned that: by default lm() uses complete cases only

Thus, if I want to add a confidence interval to my regression line, I need to delete the missing values first and then use the complete case data sets to work on the remaining codes. 

3/24/2025: Interaction 2

3/23/2025: Interaction 

2/8/2025: Handling missing data with MICE package; a simple approach

2/7/2025: Chapter 6 - Causal Diagrams | The Effect 

2/6/2025: deal with missing values: imputation (thanks Colin!)

mice: mice: Multivariate Imputation by Chained Equations

Multiple imputation of missing data with mice

II: Multiple imputation using mice

II: Multiple imputation using mice: for comparing the missing data model and the imputed model 

2/5/2025: Comparisons and contrasts in emmeans

1/18/2024: lavaan.org

12/14/2024: https://peterejkemp.github.io/v3/chapters/A1-PISA_analysis.html

Using survey weights in R

Sampling weights in R (codes are very helpful)

11.27.2024: How to deal with labeled data in R? 

How do we deal with labeled data in R, 2? 

Change labeled data to numeric variables 

11.24.2024: sampling weights in PISA 

https://www.oecd.org/en/about/programmes/pisa/how-to-prepare-and-analyse-the-pisa-database.html

https://www.youtube.com/watch?v=YE6UGzIPhQ4

Handling plausible values in PISA data sets 

10/14/2024: HLM: https://deforster.github.io/MLMplotting.html

https://frederikaust.com/papaja_man/reporting.html

10/7/2024: reating Publication-Ready Demographics Tables in R

https://www.ardata.fr/en/flextable-gallery/2022-09-12-demographic-table/

10/1/2024: Multigroup Models With Mediation Effects

9/25/2024: Interaction

A Comprehensive Guide to Interaction Terms in Linear Regression | NVIDIA Technical Blog 

https://www.theanalysisfactor.com/interpreting-interactions-in-regression/

https://kzee.github.io/Interactions_Demo.html 

https://psyteachr.github.io/stat-models-v1/interactions.html

9/16/2024: Prolific: reliable data sets. 

9/3/2024: Microaggressions and Microresistance: Supporting and Empowering Students

9/1/2024: Creating correlation table in only 3 lines of codes in R

variables <- Latino_3 %>%

   select(Fm_conf_new, Fm_com, Fm_moni)

  apa.cor.table(variables,

   filename = "APA_Correlation_Table.doc", 

  table.number = 1)

getwd()

7/20/2024: Three Modules on Clear Writing Style

7/16/2024: T-test Effect Size using Cohen’s d Measure

7/14/2024: How to save pictures in R: tiff("my_plot.tiff", width = 800, height = 600, res = 150) 

7/5/2024: Multi-group CFA in R 

6/20/2024: SEM Example 07 - Comparing ML and WLSMV Estimators for Ordinal, Likert-Type Items: Demonstrations with the Health Behaviour in School-Aged Children Dataset

2/9/2023: Biostatistics: The Bare Essentials (3rd Edition)

2/9/2023: Confirmatory Factor Analysis (CFA) in R with Lavaan 

2/11/2023: Introduction to Structural Equation Modeling (SEM) in R with Lavaan 

2/13/2023: 2 RV Transform Joint PDF | Change of Variables (STAT 520)

3/1/2023: Machine Learning Tutorial Python - 18: K nearest neighbors classification with python code

  K-Nearest Neighbors Algorithm for ML

          k-Nearest Neighbor: An Introductory Example

  Machine Learning Basics with the K-Nearest Neighbors Algorithm (beautiful written)

  MultiClass Classification Using K-Nearest Neighbours

  Support Vector Machine — Introduction to Machine Learning Algorithms

3/12/2023: Chat Open AI

3/13/2023: Weibull distribution

https://www.weibull.com/basics/lifedata.htm

3/17/2023: log rank test 

3/25/2023: Sufficient statistic for geometric using factorization theorem

4/1/2023: Using pivot to find confidence interval 

  Distribution of difference between two sample means

                  The Sampling Distribution of the Difference in Sample Means (X_1 bar - X_2 bar)

4/1/2023: K-Nearest Neighbors (KNN) with R | Classification and Regression Examples

4/4/2023: Statistical Inference for Estimation in Data Science

5/23/2023: Creating R Packages

5/29/2023: Text Mining and Sentiment Analysis with NLTK and pandas in Python (Comment: this is a very good tutorial resource in teaching NLP)

6/2/2023: Logistic Regression

07/21/2023: Model Fitting

11/3/2023: R Graph Gallery 

4/11/2024: Tests for Pairwise Mean Differences in R

4/19/2024: Two sample t-test 

4/24/2024: Greater Good in Action 

5/16/2024: Core Curriculum | NCFDD 

5/17/2024: Success Coaching

Triving in Graduate School

Outdoor Adventures