Vinayaka Missions University 2010 B.B.A Business mathemathics & statistics - Question Paper

COURSE CODE -1030602
UG DEGREE exam – JAN 2010
BBA / BBA (AM / CA / TM)
BUSINESS MATHEMATHICS & STATISTICS

Time: three Hours Max. Marks: 75
PART - A
ans All the Questions: 10 X two = 20
1. Differentiate ‘Annuity due ‘and immediate ‘annuity different’
2. describe Measures of Dispersion.
3. Fine model: 2, 6, 5, 12, 10, 5, 8, 5, 13, 15?
4. describe general purpose survey?
5. obtain the simple interest on Rs .20000 for six years at seven 1/3 per
annum
6. provide the formula for Rank correlation co-efficient.
7. describe Statistics.
8. describe compound infest?
9. describe avg..
10. describe process control?
PART - B
ans All the Questions: five X five = 25
11. a. Sum of the 1st n terms of a series is 3n2 +6n. show that it is
an A.P.
(Or)
b. discuss the various kinds of Correlation.
12. a. define the elements and significance of process control?
(Or)
b. Evaluate (x2 + ex + 4x3) dx.
13. a. discuss the concept of effective coordination?
(Or)
b. obtain the accumulated value principal of RS. 250 invested for
0 years at compound interest of six % p. an also obtain the
compound interest?
14. a. obtain the effective rate of interest percent per annum
equivalent to a nominal rate of 12% per annum, the interest
being payable halt yearly.
(Or)
b. discuss the sources of secondary data?
15. a. What is Dispersion? Mention different Measures of
Dispersion.
(Or)
b. Distinguish ranging from classification and tabulation?
PART – C
ans any 2 Questions: 2X 15=30
16. discuss the methods of collecting primary data.
17. Solve by matrix inverse method
2x-3y+2z=11
5x+2y-7z=-12
-4x+3y+z=5
18. compute the arithmetic mean, median and standard deviation
for the subsequent distribution.
Class interval
For heights 60-63 63-66 66-69 69-72 72-75 75-78
Frequency four 14 59 33 eight 2
19. Solve the subsequent formula by Cramer’s rule
2X+Y+Z = 2, X+Y+Z = 1, X-Y+Z=3?
20. discuss the method of prepares a report?

Earning:   Approval pending.