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
What is classification?
Classification means a division of classes on the basis of their diversity and similarity.
A variable can be defined as a situation where its value keeps changing and is capable of being measured.
Define individual series.
It is a series where items are singly listed. In this series, there are no classes or items.
Explain discrete series.
In this series, data is presented in such a way that it shows the exact measurement of items.
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.
What is frequency?
Frequency is the number of times an item occurs or is repeated.
Define class limit.
The extreme value is the class limit. Every class has two limits: lower and upper limit.
Explain the magnitude of a class interval.
The magnitude of a class interval is the upper and lower limit of the class.
What is an exclusive series?
It is a series where every class interval removes items related to an upper limit.
What is an inclusive series?
An inclusive series is a series that includes all the items until the upper limit.
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Also check: Statistics MCQs