Probability Class 9 Notes Maths Chapter 15 - GMS - Learning Simply
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Probability Class 9 Notes Maths Chapter 15

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CBSE Class 9 Maths Notes Chapter 15 Probability Pdf free download is part of Class 9 Maths Notes for Quick Revision. Here we have given NCERT Class 9 Maths Notes Chapter 15 Probability.



CBSE Class 9 Maths Notes Chapter 15 Probability

1. Some Basic Definitions
(i) Trial: A single performance of a random experiment is known as a trial.
(ii) Sample space: The set consisting of all possible outcomes of a random experiment is known as sample space.

(lii) Event: A subset of the sample space of a random experiment is called an event.

2. Probability: Let n be the total number of trials and m be a favourable event. The empirical probability P(E) of an event E happening, is given by
Probability Class 9 Notes Maths Chapter 15 1

Note:

  • The probability of any certain event is 1.
  • The probability of an impossible event ¡s 0.
  • 0 ≤ P(E) ≤ 1.

We hope the given CBSE Class 9 Maths Notes Chapter 15 Probability Pdf free download will help you. If you have any query regarding NCERT Class 9 Maths Notes Chapter 15 Probability, drop a comment below and we will get back to you at the earliest.

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