Introduction:
Mathematical statistics is a branch of statistics that focuses on the mathematical principles and methods used in analyzing data and making statistical inferences. To improve your understanding of mathematical statistics for Paper I, you can follow the strategies outlined below.

1. Build a Strong Foundation:
Before diving into mathematical statistics, ensure you have a solid understanding of basic mathematical concepts such as calculus, linear algebra, probability theory, and mathematical analysis. Review these topics and make sure you are comfortable with the fundamental principles.

2. Study the Theory:
To grasp mathematical statistics, it is crucial to thoroughly study the underlying theory. Start by reading textbooks or lecture notes on mathematical statistics. Understand the concepts, definitions, theorems, and proofs presented. Pay attention to the mathematical derivations and understand the logic behind them.

3. Solve Practice Problems:
Practice is essential to reinforce your understanding of mathematical statistics. Solve a wide range of practice problems that cover different concepts and techniques. Look for practice problems in textbooks, online resources, or previous years' question papers. Regularly challenging yourself with these problems will enhance your problem-solving skills and help you apply theoretical knowledge to practical scenarios.

4. Seek Clarification:
If you come across any challenging concepts or have doubts, seek clarification from teachers, professors, or fellow students. Engage in discussions or join study groups where you can ask questions and learn from others. Clearing your doubts will prevent any misconceptions or gaps in understanding.

5. Review and Revise:
Regularly review the topics you have studied to reinforce your understanding. Make concise notes summarizing key concepts, formulas, and theorems. Use these notes as a quick reference during revision. Dedicate time for regular revision to ensure the concepts stay fresh in your mind.

6. Practice Previous Years' Question Papers:
To familiarize yourself with the exam pattern and types of questions asked, solve previous years' question papers. This will give you a sense of the level of difficulty and the areas you need to focus on. Analyze your performance and identify any weak areas that require further attention.

7. Utilize Online Resources:
Take advantage of online resources such as video lectures, online courses, and educational websites to supplement your learning. EduRev, for example, offers a wide range of educational materials, including notes, mock tests, and study guides for mathematical statistics. Utilize these resources to enhance your understanding and practice.

Conclusion:
Improving your understanding of mathematical statistics for Paper I requires a combination of studying the theory, solving practice problems, seeking clarification, regular revision, and utilizing online resources. By following these strategies, you will develop a strong foundation in mathematical statistics and be well-prepared for the exam.