Chapter 2- Collection of Data
Comprehensive Study of the Chapter Collection of Data!
The collection of data is an important process of the economic study. The CBSE curriculum in class 11th helps the students learn the tricks and methods of the collection of data. The students are supposed to learn various aspects of the topic.
ScoreX™ provides you a complete course of the Class11 Statistics Economics Ch-2 Collection of Data.
What is the format of this chapter course?
In the course of the CBSE class 11 Statistics Economics Chapter 2, you can find all the topics covered:
1. What are the sources of data?
The sources of the data include all the methods such as experiments, surveys, and others. The sources of the data become helpful in the economic study.
2. How Do We Collect The Data?
The collection of the data includes different steps. The gathering process includes measuring the information, checking the variables and establishing a systematic way of the data collection.
· Preparation of Instrument
· Mode of Data Collection
· Pilot Survey
3. Census and Sample Surveys
A census is the collection of all the information related to each and every member of the population. The survey includes the collection of data related to a particular activity of the population.
· Census or Complete Enumeration
· Sample Survey
· Random Sampling
· Non-Random Sampling
4. Sampling and Non-Sampling Errors
The errors also occur in the data collection. You learn about:
· Sampling Errors
· Non-Sampling Errors
5. Census of India and NSSO
The census of India is explained for better understanding of the economy.
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