Articles

Part I – Basic Math Notions
What is statistics? – Basic Notions – The Concept of Zero as Power Expression
What is statistics? – Basic Notions – Introduction to Limits

Part A – Basic Statistics – Statistical Formulas

What is statistics?
What is statistics? – Range
What is statistics? – Frequency
What is statistics? – Mean
What is statistics? – Median
What is statistics? – Mode
What is statistics? – Mean, Median, and Mode for grouped data
What is statistics? – Standard Deviation and Variance
What is statistics? – Standard Deviation and Variance for Grouped data
What is statistics? – Percentiles, Quartiles, Quantiles, and Deciles
What is statistics? – Interquartile Range
What is statistics? – Percentiles, Quartiles, Deciles and InterQuartile Range for Grouped data
What is statistics? – Normal Distribution – Bell curve
What is statistics? – Z score – Standard Score – Part I
What is statistics? – Standard Normal Table – z scores – Part II
What is statistics? – Standard Normal Table – z scores – Rules – Part III
What is statistics? – Skewness & Kurtosis
What is statistics? – Standard Error of Skewness – Standard Error of Kurtosis
What is statistics? – Unimodal and Multimodal distribution
What is statistics? – Binomial Distribution
What is statistics? – Poisson Probability Distribution
What is statistics? – Empirical Cumulative Distribution Function
What is statistics? – Quantile Function – Invert Empirical Cumulative Distribution Function

Part B – Basic Statistics
Type of Variables – Quantitative or Continuous, and Qualitative or Discrete
Type of Variables – Dependent and Independent Variables
Type of Collection – Questionnaire – Question types
Type of Collection – Questionnaire – Design
Type of Research – Interview – Structured / Unstructured
Type of Research – Focus Group

Part C – Statistical Graph Figures
What is statistics? – Charts – Histogram
What is statistics? – Charts – Bar Chart
What is statistics? – Charts – Boxplot