# CBSE Class 11 Mathematics Statistics Assignment Set B

Read and download free pdf of CBSE Class 11 Mathematics Statistics Assignment Set B. Get printable school Assignments for Class 11 Statistics. Standard 11 students should practise questions and answers given here for Statistics in Grade 11 which will help them to strengthen their understanding of all important topics. Students should also download free pdf of Printable Worksheets for Class 11 Statistics prepared as per the latest books and syllabus issued by NCERT, CBSE, KVS and do problems daily to score better marks in tests and examinations

## Statistics Assignment for Class 11

Class 11 Statistics students should refer to the following printable assignment in Pdf in standard 11. This test paper with questions and answers for Grade 11 Statistics will be very useful for exams and help you to score good marks

### Class 11 Statistics Assignment Pdf

CBSE Class 11 Mathematics Statistics Assignment Set B. Students are advised to refer to the attached assignments and practise them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download and give the assignments to their children for practice.

1. Define dispersion.
2. What is the range of the data
7, 12, 18, 22, 11, 6, 26?
3. The variance of 10 observations is 16 and their mean is 12. If each observation is multiplied by 4, what are the new mean and the new variance?
4. The standard deviation of 25 observations is 4 and their mean is 25. If each observation is increased by 10, what are the new mean and the new standard deviation?