The video contains the use of
Best packages for the topics
Listwise deletion, mean and classification and regression tree imputation methods
rename, select, filter, recode, arrange, mutate, pipe operators and other data manipulation functions in tidyverse package
arsenal package ofr hypothesis testing
the use of rempsyc for t-test
the use of ggstatplot package for correlation and bar charts
ggpubr for simple regression analysis
base functions for simple and multiple regression model estimations
flextable and stargazer for getting publication-ready plots