Probability measures how likely an event is, from 0 for impossible to 1 for certain.
What Is Probability?
Probability measures how likely an event is, from 0 for impossible to 1 for certain.
Examples of Probability
1
A fair coin has P(heads)=1/2.Formula and Key Points
Formula / rule
0 ≤ P(A) ≤ 1
- Know the definition and standard notation for Probability.
- Be able to recognise or compute probability in a small example.
- Connect the concept to nearby topics in the same subject before using it in larger CSE problems.
Why This Matters in Computer Science
Used in randomized algorithms, artificial intelligence, reliability, networking, security and data science.
Related Math Terms
Probability: Frequently Asked Questions
What is Probability?
Probability measures how likely an event is, from 0 for impossible to 1 for certain.
Why is Probability useful in computer science?
Used in randomized algorithms, artificial intelligence, reliability, networking, security and data science.