Name of the Organaisation : Periyar University(periyaruniversity.ac.in)
Type of Announcement : Model Question Paper Descriptive Statistics
Home page :http://www.periyaruniversity.ac.in/
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Subject Name - Descriptive Statistics
Part - A 10 x 2 = 20
Answer ALL questions
1. What is meant by qualitative data?
2. Define primary data
3. What is tabulation?
4. State any two merits of diagrammatic representation.
5. What is a measure of central tendency?
6. Define relative measure.
7. Define skewness.
8. What do you mean by Kurtosis?
9. Define correlation.
10. What is probable error in correlation?

Part - B (5 x 5 = 25)
Answer ALL Questions
11. a)Distinguish between primary data and secondary data.
Or
(b)Explain any two methods of primary data collection.
12. (a)Explain the four types of classification.
Or
(b)Explain the parts of a good table.
13. (a)List the properties of a good average.
Or
(a) Explain any two methods of studying skewness.
Or
(b) First three moments of a distribution about the value 4 of the variable are –1.5, 17 and –30. Find µ2 and µ3.

Part – C (3 x 10 = 30)
Answer any THREE questions
16. What are the various methods used for collecting primary data?
17. Explain any four types of Bar Diagrams.
18. Explain the method of drawing Lorenz curve. What are it uses?
19. Obtain the relationship between raw moments and central moments up to 4th order.
20. Show that correlation co-efficient is unaffected by changing origin and scale.

See more questions get here : http://www.periyaruniversity.ac.in/A...Statistics.pdf