Business Analytics with Excel
https://www.simplilearn.com/learn-business-analytics-excel-fundamentals-skillup
Business Intelligence Fundamentals
https://www.dataschool.io/simple-guide-to-confusion-matrix-terminology/
A step-by-step guide to statistical analysis
https://www.scribbr.com/category/statistics/
Understanding Statistics
Thoughtco
https://www.thoughtco.com/what-is-statistics-3126367
Basic Statistical Concepts, Penn State University
https://online.stat.psu.edu/statprogram/reviews/statistical-concepts
https://online.stat.psu.edu/stat414/section/1
Charts, Penn State University
https://online.stat.psu.edu/stat414/lesson/13
Statistics at Square One, BMJ
https://www.bmj.com/about-bmj/resources-readers/publications/statistics-square-one
Statistics Scribbr
https://www.scribbr.com/category/statistics/
FAQs
Section 1: Introduction to Probability
Basic Statistics Concepts for Machine Learning Newbies
Vidhya Analytics
https://www.analyticsvidhya.com/blog/2021/07/basic-statistics-concepts-for-machine-learning-newbies/
George Mason University
Data Analysis & Statistics
https://infoguides.gmu.edu/statsclass/concepts
Wikipedia: Statistics
https://en.wikipedia.org/wiki/Statistics
Hypothesis testing and p-values
Khan Academy
Statistics CrashCourse 1 / 45
The Beginner's Guide to Statistical Analysis 5 Steps & Examples, scribbr
https://www.scribbr.com/category/statistics/
Central Tendency Understanding the Mean, Median and Mode, scribbr
https://www.scribbr.com/statistics/central-tendency/
Statistics By Jim
https://statisticsbyjim.com/basics/measures-central-tendency-mean-median-mode/
Byjus central tendancy
https://byjus.com/maths/central-tendency/
Penn State Statistics
Course Stat 200: Elementary statistics
https://online.stat.psu.edu/stat200/lesson/0
2.2.4 - Measures of Central Tendency
https://online.stat.psu.edu/stat200/lesson/2/2.2/2.2.4
Khan academy, probability and statistics
https://www.khanacademy.org/math/statistics-probability
Statistics packages, datasciencesphere
https://datasciencesphere.com/analytics/basic-statistics-using-python/