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Chapter 12 of 12
Practice Quiz

Statistics

Karnataka Board · Class 9 · Mathematics

Practice quiz for Statistics — Karnataka Board Class 9 Mathematics. MCQs and questions with answers to test your preparation.

44 questions20 flashcards5 concepts
44 Questions·
multiple choice

Sample Questions

1multiple choice
1 marks

A bar graph shows the number of books read by students in different months. If January shows 15 books, February shows 20 books, March shows 12 books, and April shows 18 books, what is the total number of books read in these four months?

2multiple choice
1 marks

In a frequency distribution table, a class interval is 20-30. What is the class mark (mid-point) of this interval?

3multiple choice
1 marks

A histogram shows the heights of students. If the class interval 150-160 cm has a frequency of 12 students and the width is 10 cm, what would be the height of the rectangle in the histogram if 1 cm on the y-axis represents 2 students?

4multiple choice
1 marks

A frequency polygon is drawn for the marks obtained by students. The points plotted are (15, 3), (25, 7), (35, 12), (45, 8), (55, 4). What is the total frequency represented by this polygon?

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Frequently Asked Questions

What are the important topics in Statistics for Karnataka Board Class 9 Mathematics?

Statistics covers several key topics that are frequently asked in Karnataka Board Class 9 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.

Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.