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Class 11 Maths | Statistics Ex 13.2 Q7 to Q10 | Chapter 13 | NCERT Solutions | NR Maths Classes
Автор: NR Maths Classes
Загружено: 2025-12-17
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Welcome to NR Maths Classes!
In this video, we solve Exercise 13.2 (Questions 7 to 10) of Chapter 13 – Statistics from the Class 11 NCERT textbook.
These questions are important from an exam point of view and focus on advanced applications of Variance and Standard Deviation.
📌 Points Covered in This Video
Application-based problems on Standard Deviation
Comparison of two data sets using standard deviation
Finding variance & standard deviation for grouped data
Use of step deviation and shortcut methods
Interpretation of results and conclusions
Exam-oriented problem-solving techniques
Accuracy in calculations
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