LEARNING CENTRE

Learn about odds and probability

Understand what the numbers say – and what they do not. Explore the basics, the gap between a model and the real world, and how ArbiScan handles its data.

Published by ArbiScan · Updated 2026-10-10

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THE BASICS

What is odds analysis?

Understand odds analysis, the difference between odds and probability, and why data quality, timing and market rules matter.

Read the article PROBABILITY

How are odds and probability related?

Learn how decimal odds convert to implied probability, what overround means, and why actual probability may be different.

Read the article RISKS AND TERMS

Arbitrage: theory, account limits and risk

Understand the difference between theoretical arbitrage and an actual result, including changing odds, fees, account limits and settlement rules.

Read the article OUR METHODOLOGY

How ArbiScan’s data and calculations work

Learn about ArbiScan’s data source, timestamps, updates and calculated net results, including what the service cannot verify.

Read the article

Four perspectives on the same numbers

Start with odds analysis if the terminology is new. Continue with probability to understand the mathematics, read about arbitrage and risk to explore the limits of a model, and finish with ArbiScan’s data methodology.

These articles are public and do not require an account. The examples are educational and do not describe current betting opportunities.

About this content

ArbiScan publishes this learning material. The methodology reflects the service’s functions at the stated update date. External information can change; current terms and official guidance take precedence.

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