# Important Questions for Organisation of Data

Important questions with answers for CBSE Class 11 Statistics Chapter 3 Organisation of Data are drafted by expert commerce teachers from the latest version of CBSE (NCERT) books.

## CBSE Class 11 Statistics Chapter 3 Important Questions

Question 1

What is classification?

Classification means a division of classes on the basis of their diversity and similarity.

Question 2

Define variables.

A variable can be defined as a situation where its value keeps changing and is capable of being measured.

Question 3

Define individual series.

It is a series where items are singly listed. In this series, there are no classes or items.

Question 4

Explain discrete series.

In this series, data is presented in such a way that it shows the exact measurement of items.

Question 5

What do you mean by frequency distribution or frequency series?

It is a series that cannot have an exact measure. The items assume a range of values and are placed within the limit or range.

Question 6

What is frequency?

Frequency is the number of times an item occurs or is repeated.

Question 7

Define class limit.

The extreme value is the class limit. Every class has two limits: lower and upper limit.

Question 8

Explain the magnitude of a class interval.

The magnitude of a class interval is the upper and lower limit of the class.

Question 9

What is an exclusive series?

It is a series where every class interval removes items related to an upper limit.

Question 10

What is an inclusive series?