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Welcome to Data Lab Zone

A thriving community for diving into the captivating world of R, python and statistics. Engage with my content, expand your knowledge, and connect with like-minded enthusiasts as we collectively explore the wonders of data science. Join in and elevate your skills!


Data Lab Zone by NING LI is licensed under CC BY-NC-ND 4.0

Lastest Posts

New to Python?
An overall about Python
NING LI
Apr 17, 2023

A talk about Shiny App
A talk about what shiny is and demonstrate how it can be used to create a functional app.
NING LI
Apr 07, 2023

Cost Calculator
This sample employs the Shiny package to create a service fee calculator app.
NING LI
Apr 05, 2023

Mathematics in R Markdown
Write math formulas by LaTex in R Markdown.
NING LI
Feb 07, 2023

How to install R and Rstudio
A tutorial for R and Rstudio installation on Mac
NING LI
Jan 19, 2023

Discrete Probability
The course covered an introduction to Discrete Probability, Combinations and Permutations, as well as the Addition Rule and Monty Hall problem.
NING LI
Dec 08, 2022

Data Visualization Principles
This section covers principles of effective data visualization, including encoding data, including zero when necessary, and techniques for easing comparisons and using color…
NING LI
Dec 07, 2022

Gapminder Data Sets
The course uses Gapminder datasets to teach learners how to utilize ggplot2 for effective data visualization. Topics include analysis of trends, use of fixed scales for…
NING LI
Dec 05, 2022

Introduction to ggplot2
Introducting how to use ggplot2 to generate effective data visualizations in R by identifying the key components of a graph, such as geometry, aesthetic mapping, and scales…
NING LI
Dec 03, 2022

Dynamic Graph
Make a dynamic graph by gganmate and ggplots
NING LI
Dec 01, 2022

Data Visualization and Distributions
This couse emphasizes data visualization for effective communication, covering distributions, normal distribution, quantile-quantile plots, and boxplots.
NING LI
Dec 01, 2022

Christmas Tree
Merry Christmas make by ggplot2 package!!!
NING LI
Nov 30, 2022

Programming Basics
The course covers various programming features of R, including conditional expressions, defining and calling functions, passing arguments, and using for-loops for repeated…
NING LI
Nov 30, 2022

Indexing, Data Wrangling and Plots
The course covers R commands and techniques for managing, analyzing, and visualizing data, including manipulating vectors, using dplyr for data wrangling, data…
NING LI
Nov 29, 2022

Refining R Vectors and Essential Sorting Techniques
Learn essential R programming skills - creating, manipulating, and sorting vectors, performing arithmetic, and finding max/min elements.
NING LI
Nov 28, 2022

An Introduction to R: Mastering the Basics
An overall introduction to R programming, covering the basics of objects, operations, functions, and data types.
NING LI
Nov 27, 2022

A Big Welcome!!!
Welcome, readers!
NING LI
Nov 25, 2022
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