Probability
Uttar Pradesh Board · Class 10 · Mathematics
Quick revision notes for Probability — Uttar Pradesh Board Class 10 Mathematics. Key concepts, formulas, and definitions for last-minute revision.
Key Topics to Revise
Basic Concepts and Definitions
- An experiment is any activity that produces a result or outcome
- Sample space is the set of all possible outcomes of an experiment
- An event is a subset of the sample space - a collection of one or more outcomes
Probability Rules and Properties
- Probability of any event lies between 0 and 1 (inclusive)
- Probability of a certain event is 1
- Probability of an impossible event is 0
Problem-Solving Techniques
- Step 1: Identify the experiment and list all possible outcomes (sample space)
- Step 2: Count total number of outcomes
- Step 3: Identify favorable outcomes for the given event
Common Problem Types with Solutions
- Single coin problems: Sample space = {H, T}
- Single die problems: Sample space = {1, 2, 3, 4, 5, 6}
- Card problems: Standard deck has 52 cards
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Probability covers several key topics that are frequently asked in Uttar Pradesh Board Class 10 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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