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Category: Business Statistics

Contains my notes on statistics.

October 6, 2020

Normal Distribution Visualized (Interactive)

Please click here to open the full presentation: https://www.desmos.com/calculator/lpitkgvcr6 You can: See how the shape of the distribution changes with a difference choice of…

October 6, 2020

“The Area Under the Curve Concept” using Uniform Distribution

Please click the link to see an interactive version. https://www.desmos.com/calculator/5ljlx0c7t5 In this example You can change the value of to see how does it…

September 8, 2020

Business Statistics Lecture Slide

This is the lecture note I have developed for fall 2020 business statistics. I will develop the next half as my course progresses. The…

July 21, 2020

Data, Histogram, Distribution, and Probability

This set of video explains the following ideas: Video 1: How do you get a distribution from a bunch of numbers? Video 2: What…

March 8, 2020

From Population Distribution to Sampling Distribution (Simulation)

Sampling distribution is an important concept in statistics. We rely on sampling distributions (e.g., sample mean and sample proportion) to make decisions about whether…

February 8, 2020

Sampling Distribution and Testing Hypothesis

I developed this lecture note spring 2020 using R markdown for the first time. It supports the compilation of R, Markdown, and LaTex code…

Recent Posts

  • Sample Size, Control Distance, and Type I and Type II Errors in Control Charts October 20, 2020
  • Normal Distribution Visualized (Interactive) October 6, 2020
  • “The Area Under the Curve Concept” using Uniform Distribution October 6, 2020
  • Business Statistics Lecture Slide September 8, 2020
  • What could go wrong with a product design? August 13, 2020
  • Essence of Linear Algebra July 21, 2020
  • Data, Histogram, Distribution, and Probability July 21, 2020
  • Tuna Quality Inspection Using AI July 10, 2020
  • From Factory to Market: Distribution Problem (Linear Programming Approach) July 8, 2020
  • Service Level, Fill Rate, and Newsvendor Model July 8, 2020
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