Interactive Demo

Birthday Paradox & LLN Simulator

Birthday Paradox & LLN Simulator is a free, interactive learning demo from the Statistics and Probability course on Lykke. It helps you build intuition for Theoretical vs. Experimental Probability, Addition and Multiplication Rules, Conditional Probability, Permutations and Combinations. Play with it directly in your browser — it features 2 sliders and 3 buttons. This demo lives in the “Probability and Combinatorics” section of the course.

Preview of the Birthday Paradox & LLN Simulator interactive demo
Preview of Birthday Paradox & LLN Simulator — play the live version below.
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How to use this demo

  1. Drag the sliders to change the inputs and watch the visualization update in real time.
  2. Use the “Single Trial”, “Run 100 Trials”, “Reset Stats” buttons to trigger actions or reset the demo.
  3. Experiment freely — there's nothing to break, and every change is reversible.

What you'll explore

Frequently asked questions

What does the Birthday Paradox & LLN Simulator demo do?

Birthday Paradox & LLN Simulator Room Size: 23 people Single Trial Run 100 Trials Reset Stats Adjust the slider to see how the probability of a shared birthday changes. Birthday Paradox & LLN Simulator lets you explore this hands-on instead of only reading about it.

What Statistics and Probability concept does Birthday Paradox & LLN Simulator teach?

The mathematical foundations of chance, including counting rules and probability laws. It focuses on Theoretical vs. Experimental Probability, Addition and Multiplication Rules, Conditional Probability, Permutations and Combinations, Independent Events from the “Probability and Combinatorics” section.

What can I control in Birthday Paradox & LLN Simulator?

The sliders change the key inputs; the “Single Trial”, “Run 100 Trials”, “Reset Stats” buttons run actions or reset the demo. Every change updates the visualization in real time, so you can see exactly how each variable affects the outcome.

How does Birthday Paradox & LLN Simulator fit into the Statistics and Probability course?

The Client Challenge course is a comprehensive curriculum in Statistics and Probability, designed to take learners from foundational data analysis to advanced statistical inference. The course covers the visualization a… This demo is the interactive piece for the “Probability and Combinatorics” section. Open the full Statistics and Probability course wiki at https://www.getlykke.com/explore/public/statistics-and-probability-b71199d8-8b56-46fd-a7b9-599a91a064e1 for notes, flashcards, quizzes and the other demos.

What will I understand better after using Birthday Paradox & LLN Simulator?

You'll build intuition for Theoretical vs. Experimental Probability, Addition and Multiplication Rules, Conditional Probability, Permutations and Combinations, Independent Events — and, crucially, see how they behave when you change the inputs, which is hard to get from a textbook or lecture on Statistics and Probability alone.

From the Statistics and Probability course

This interactive demo is part of the Probability and Combinatorics section. Explore the full Statistics and Probability course wiki on Lykke — with notes, flashcards, quizzes and more interactive demos.

Open the Statistics and Probability course →