juniorStatistics
What is probability?
Updated May 17, 2026
Short answer
Probability measures likelihood of an event between 0 and 1.
Deep explanation
It is defined as favorable outcomes over total outcomes in equally likely cases or via probability distributions.
Real-world example
Weather forecasting chance of rain.
Common mistakes
- Assuming independence without justification.
Follow-up questions
- What is conditional probability?
- What is Bayes theorem?