Exam - Focused Revision Notes for CBSE Class 10 Maths Chapter 14 - Probability
Probability Class 10 Notes CBSE Maths Chapter 14 (Free PDF Download)
FAQs on Probability Class 10 Notes CBSE Maths Chapter 14 (Free PDF Download)
1. What are the main concepts covered in the Class 10 Probability revision notes?
The Class 10 Probability revision notes focus on random experiments, outcomes, sample space, events (simple and compound), the probability formula (favourable outcomes/total outcomes), and core terms like impossible events and certain events. These concepts are arranged for a last-minute recap as per the CBSE 2025–26 syllabus.
2. How can students use revision notes to efficiently prepare for the Probability chapter before exams?
Students should use revision notes to review key definitions, practice with the probability formula, analyse solved examples on coins, dice, and cards, and recapitulate important terms such as complementary events and trials. Reading these notes in a structured flow helps retain important points just before tests.
3. Why is understanding sample space crucial in solving probability questions in Class 10?
Knowing the sample space is vital because it includes all possible outcomes of a random experiment, which is needed to accurately calculate the probability of any event. A clear sample space prevents mistakes in counting outcomes, especially in compound experiments like tossing multiple coins or rolling dice.
4. Which real-life scenarios are commonly explained using Probability in Class 10 revision notes?
Class 10 Probability revision notes often use real-life examples such as tossing coins, drawing cards from a deck, and rolling dice to illustrate the calculation of probability. Other scenarios like predicting weather, exam results, or lotteries also help understand practical applications.
5. How do revision notes structure the types of events in Probability for quick learning?
The notes classify events into categories such as
- Simple events—involving only one outcome
- Compound events—combining two or more outcomes
- Impossible event—cannot happen (probability = 0)
- Sure or certain event—always happens (probability = 1)
6. How do notes explain the difference between theoretical and experimental probability?
Theoretical probability is calculated using known possible outcomes, while experimental probability is found by performing trials and counting the number of times an event actually occurs. Revision notes highlight that for large numbers of trials, the experimental results get closer to the theoretical values.
7. What common misconceptions are clarified in the revision notes for Probability Class 10?
Revision notes address misconceptions such as confusing favourable outcomes with total outcomes, misunderstanding the definition of complementary events, and assuming that probability can be negative or greater than 1. Notes clarify that probability always lies between 0 and 1.
8. What strategies do revision notes recommend for tackling application-based and HOTS questions in Probability?
The revision notes suggest
- Reading the question carefully to identify the experiment and correct sample space
- Breaking complex questions into smaller events
- Applying the probability formula systematically
- Verifying if events are simple or compound
9. Why are events like ‘drawing a specific card’ or ‘getting a certain result on a die’ commonly stressed in Probability revision notes?
Such standardised examples help students grasp core probability calculations, become familiar with total and favourable outcomes, and understand how to apply formulas to real exam scenarios. Mastery of these examples builds foundational problem-solving skills aligned with CBSE exam patterns.
10. How do quick revision notes improve confidence and time management right before the Class 10 maths board exam?
Quick revision notes offer a condensed summary of all important concepts and formulas, making last-minute preparation less stressful and more effective. By using these notes, students can maximise recall in limited time and enter the exam hall with better confidence.

















