CBSE Class 11 Economics Question Paper Set T Solved. Students can download the last year board exams question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.
1 An additional observation 15 in included in the series of 11 observations and its mean remain unaffected. The mean of the series was:
a) 11 b) 15 c) 165 d) 4
2 Define statistical enquiry.
3 Following table gives data on production and sale of a factory between January to June. Make historigram.
4. Explain why the statistical relations are generally inexact.
What is the relationship between economics and statistics? How far is it correct to say that science of economics is becoming statistical in its method?
5 The mean monthly salary paid to all employees in accompany is Rs 1600. The mean monthly salaries paid to technical and non technical employees are Rs 1800 and Rs 1200 respectively.
Determine the ratio of technical and non technical employees.
6. The ministry of Education is interested in determining the level of education in the country. How would you organize a survey for this purpose?
7 Draw a blank table to present population of India according to workers and non workers by gender and location.
Represent the following data by rectangle diagram (i) using original units (ii) on percentage basis.
8. What are the kinds of errors you would expect in the field survey by census methods?
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