University of Allahabad 2009 B.Com (Part-III) , Business Statistics - Question Paper

B.Com. (Part-III) Examination, 2009
Business Statistics
Paper: Thirteenth

Time Allowed: 3 Hours] [Maximum Marks: 100

Note: This paper is divided into part- 'A' and Part-'B'. ans all ques. from Part- 'A' and 3 ques. from Part-'B'. Use of calculator is prohibited.

Part-'A'
Note: Attempt all 8 ques.. ans in not more than 100 words. every ques. carries five marks

1. describe data and compare it with figure.
2. Distinguish ranging from census investigation and sample investigation.
3. Distinguish ranging from questionnaire and schedule.
4. Write a note on process of editing.
5. define the kind of statistical series.
6. State limitations of diagrammatic presentation.
7. define functions of Central Statistical Organization in brief.
8. What is statistical error? Is it various from mistake?

Part-'B'
Note: Attempt any 3 ques. in maximum 600 words. every ques. carries 20 marks

9. compute mean, median and mode from the subsequent data:

Marks (less than) 10 20 30 40 50

No. of Students three eight 17 20 22

10. The subsequent table provide goals scored by 2 teams A and B in a Hockey season. obtain the team which is more consistent in its performance :

No. of goals scored in a match Team A Team B

0 27 17
one nine nine
two eight six
three five five
four four three
11. obtain Karl Pearson's correlation of coefficient ranging from age and playing habits of the students from the subsequent data:

Age No. of Students Regular players

15 250 200
16 200 150
17 150 90
18 120 48
19 100 30
20 80 12

12. obtain the premium payable by a person of 28 years of age:

Age : 25 30 35 40 45 50
Premium : 23 26 30 35 42 51

13. What is 'Corp estimate'? Hoe is it done in India?

Earning:   Approval pending.