Description
Class 11th Economics Notes Statistics Chapter 3- Census and Sample Methods of Data Collection with important star marked and highlighted topics
CONTENTS OF THE NOTES-
Two approaches of collecting data
1. Census method
2. Sample method
Merits and Demerits of census and sampling methods
Suitability of sample and census methods
Characterstics/Essentials of a sample
Difference between sample and census method
Methods of sampling
Reliability of sampling data
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