ECONOMICS 
CLASS 11
 

Dear Student,
This topic is already covered in our study material in a well detailed manner. Kindly check the below-mentioned link.
https://www.meritnation.com/cbse/class11-commerce/studymaterial/economics/statistics-for-economics/organisation-of-data/443_2495_6424#slide1_Variables%20and%20their%20Classification,%20Types%20of%20Statistical%20Series
Regards

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