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Data : Its Source And Compilation
What do you mean by data? Describe the different sources of collecting data.
The quantitative information about any element is known as data. It is expressed in numerical form. For example, the geographical area cultivable are, under crops etc. These numerical facts to describe an element are called data.
Sources of data collection: Two types of sources are used to collect data.
(i) Primary sources: In primary sources a researcher collects data himself in the original form. He himself surveys the area and collects the information. Generally the data is collected with the help of questionnaire.
(ii) Secondary sources: In secondary sources data is collected by government organisation and departments. Such sources of data include census report, statistical report etc, National Sample Survey reports and agricultural statistics. Data provided through secondary source may not often be adequate.
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What do you mean by data processing?
What is advantage of foot note in a table?
What do you mean by primary sources of data?
Enumerate five sources of secondary data.
Discuss the national and international agencies where from secondary data may be collected.
What is the importance of an index number? Taking an example examine the process of calculating an index number and show the changes.
In a class of 35 students of geography following marks were obtained out of a 10 mark unit text - 1, 0, 2, 3, 4, 5, 6, 7, 2, 3, 4, 0, 2, 5, 8, 4, 5, 3, 6, 3, 2, 7, 6, 5, 4, 3, 7, 8, 9, 7, 9, 4, 5, 4, 3. Represent the data in the form of a group frequency distribution.
Collect the last test result of Geography of your class and represent the marks in the form of a group frequency distribution.
What do you mean by data? Describe the different sources of collecting data.
What is meant by tabulation of data?
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