Useful Links
Mathematics
Statistics
Probability Theory
Probability Concepts
Experiment, Outcome, and Event
Definitions
Experiment: a procedure that yields random outcomes.
Outcome: a single result of an experiment.
Event: a set of outcomes of an experiment.
Sample Space
Definition and examples.
Finite vs. Infinite sample spaces.
Types of Events
Simple and Compound events.
Independent and Dependent events.
Mutually Exclusive and Inclusive events.
Probability Distributions
Definitions
Probability Mass Function (PMF) for discrete variables.
Probability Density Function (PDF) for continuous variables.
Cumulative Distribution Function (CDF)
Definition and properties.
Examples with graphs.
Conditional Probability
Definition and formula.
Properties
Multiplication rule.
Independence assessment.
Applications
Medical testing.
Risk assessment.
Bayes' Theorem
Formula and definitions.
Interpretation and significance.
Applications
Spam filtering.
Diagnostic test analysis.
Discrete Distributions
Binomial Distribution
Properties
Probability of success and failure.
Mean and variance.
Applications
Quality control.
Genetics.
Poisson Distribution
Properties
Mean equals variance.
Skewness.
Applications
Queueing theory.
Rare event modeling.
Geometric Distribution
Properties
Memoryless property.
Mean and variance.
Applications
Modeling the number of trials until first success.
Continuous Distributions
Normal Distribution
Properties
Symmetry and shape.
Standard normal distribution.
Applications
Natural phenomena modeling.
Central Limit Theorem relevance.
t-distribution
Properties
Heavier tails than normal distribution.
Dependence on degrees of freedom.
Applications
Small sample hypothesis testing.
Confidence intervals.
Exponential Distribution
Properties
Memoryless property.
Mean and variance.
Applications
Survival analysis.
Time until an event occurs (e.g., failure time).
Uniform Distribution
Properties
Constant probability.
Bounded interval.
Applications
Random number generation.
Simulations.
Central Limit Theorem
Concepts
Definition and importance.
Conditions for applicability.
Implications
Approximation of distributions.
Importance in inferential statistics.
Examples
Empirical demonstration using sample means.
Applications in hypothesis testing.
3. Inferential Statistics
First Page
5. Regression Analysis