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# RD Sharma Class 12 Maths Solutions Chapter 32 - Mean and Variance of a Random Variable

Last updated date: 10th Aug 2024
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## RD Sharma Solutions for Class 12 Maths - Mean and Variance of a Random Variable - Free PDF Download

RD Sharma Solutions of Class 12 Maths Chapter 32 Mean and Variance of a Random Variable are provided at Vedantu for free. We offer RD Sharma Solutions of Class 12 Maths Chapter 32 PDF that consist of logical questions along with resolved examples to help students understand the definitions and the topics clearly. RD Sharma Class 12 Mean And Variance of a Random Variable covers issues pertaining to the mean and standard deviation. These ideas have been devised by our experts in a precise, systematic, and informative manner.

Competitive Exams after 12th Science

## Class 12 RD Sharma Textbook Solutions Chapter 32 - Mean and Variance of a Random Variable

Vedantu offers the RD Sharma Class 12  Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable to the students which are completely free of cost. These RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable are provided in PDF format, which can be downloaded by the students to study offline.

The subject matter experts at Vedantu had prepared these solutions: The RD Sharma Class 12 Maths Solutions Chapter 32- Mean And Variance Of A Random Variable appropriately. All these solutions are made concerning the latest NCERT syllabus and guidelines. These solutions are made to help and guide students and make them prepared for their examinations. These solutions assist students in their homework and assignments. Students can top the final exams and ace the subject by practising these solutions.

### Important Topics in RD Sharma Solutions of Class 12 Maths Chapter 32

RD Sharma Class 12 Mean And Variance of a Random Variable will help you to understand important concepts such as the distribution of probability, the mean of a discrete random variable, the variance of a discrete random variable, and more in a very simplified and organized way.

### Preparation Tips

• It's a smart idea to take daily exercise while studying. A short stroll, or more physical exercise, will keep the blood pumping to make sure you are able to focus.

• Some of us need absolutely cleanliness and order to focus, while others excel in a more cluttered environment. Take care of what is working for you, and take the time to make things right.

• Try not to feel bad for going out and enjoying the sunshine. Note that vitamin D is essential for a healthy brain.

### Conclusion

RD Sharma Solutions of Class 12 Maths Chapter 32 are given here. To help students grasp the idea clearly, we are providing RD Sharma Class 12 Chapter 32 solutions that consist of conceptual challenges along with examples that have been resolved. Our subject matter experts have prepared the solutions and even planned the problems of RD Sharma Class 12 Chapter 32 so that you can have a lot of fun when you solve them. Students should be vigilant with this chapter as variance and mean is one of the most important subjects to study in mathematics. RD Sharma Solutions of Class 12 Maths Chapter 32 will help students learn better skills and help them study successfully for the exams.

## FAQs on RD Sharma Class 12 Maths Solutions Chapter 32 - Mean and Variance of a Random Variable

1. What is the variance of a random variable?

A calculation of spread for the distribution of a random variable, which measures the degree to which the values of a random variable vary from the predicted value. The variance of the random variable X is also written as Var(X) or 𝜎2 or 𝜎x2.

2. What is the mean of a random variable?

The mean of a discreet random variable X is the weighted average of the possible values that the random variable may take. Unlike the sample mean of a set of observations, which gives equal weight to each observation, the mean of a random variable is xi by its likelihood, pi.

3. What is the relationship between mean and variance?

The mean is the sum of a set of numbers, and the variance measures the average degree to which each number varies from the mean.

4. Are RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable good to score better in Class 12  examinations?

Yes, RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable can help students will tend to learn more and more of the subject and thus score better grades in the Class 12 examination. This is because, when students practice the solutions mentioned, they learn about all the concepts of the subject deeply. So they are well prepared for the examination. They don't need to be in chaos before the early days of the examination. Also, the learning power of the students is enhanced.

5. Where can I find useful study resources for RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable?

You can find RD Sharma Class 12  Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable on the Vedantu app or website. You can find the RD Sharma Class 12 Maths Solutions Chapter 32 -Mean And Variance Of A Random Variable the Vedantu site through the given below mentioned link:

Vedantu offers these free resources like these, which are created by the subject matter experts at Vedantu site. They are masters in their respective fields, and that's why the content is accurate and reliable. Students can find revision notes, important questions, question papers, etc., on the site. These study materials are completely free and there is no cost involved. To access these useful study resources, all students have to sign in, and then they will be able to download what they want in pdf format online or offline.

6. Do you have to pay anything for studying RD Sharma Class 12  Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable?

No, RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable is completely free of cost. Students can study it only by logging in to the Vedantu site, which is absolutely free, and just preparing for your examination. They don't need to pay anything to access these RD Sharma Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable. These are made for the convenience of the students. They are made not to loot students but to make students prepare for the examination, to make them more adaptive, and make learning fun and enjoyable for them.

7. Is there a time-frame a student should keep while studying Class 12 Maths Solutions Chapter 32 - Mean And Variance Of A Random Variable ?

Well it takes just some time to go through and understand these solutions. They are just made for the convenience of the students. It also depends upon students' memory power and intelligence. Some students can take less time to go through the revision notes while others can take more time also. It also depends upon the difficulty of the subjects and the chapter's concepts. Those with deeper concepts can be difficult to go through by the students while the normal easy-to-understand concepts and chapters revision notes can be easily gone through within a short time.

8. Why should students opt for RD Sharma books?

RD Sharma's book contains a large number of well-graded solved examples. Students can practice these solved examples on their own without looking at the solutions and if they find any difficulty in solving the examples, they may look at the solutions if they are unable to solve them. This would help them develop the confidence to attempt unsolved exercises. This is very important if one wants to score well in the examination. You can get them free of cost through the direct links available on our page or get them online.