RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2 (Updated for 2021-22)

RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2: These solutions are created by our experts team. RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2 are based on the latest CBSE Exam Syllabus and Pattern. Students can study from these detailed solutions to score good marks in Class 9 mathematics exam. 

• RD Sharma Class 9 Maths Solutions

Download RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2

RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2

Access RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2

Question 1: Define cumulative frequency distribution.

Solution:

A table which displays the manner in which cumulative frequencies are distributed over various classes.

Question 2: Explain the difference between a frequency distribution and a cumulative frequency distribution.

Solution:

Frequency distribution is a method to represent raw data in the form from which one can easily understand the information contained in a raw data, where a table which plays the manner in which cumulative frequencies are distributed over various classes is called a cumulative frequency distribution.

Question 3: The marks scored by 55 students in a test are given below:

Prepare a cumulative frequency table.

Solution:

Cumulative frequency table from the given data:

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FAQ: RD Sharma Class 9 Solutions Chapter 22 Exercise 22.2