# Vinayaka Missions University 2010 B.B.A Business mathemathics

Wednesday, 22 May 2013 04:45Web

COURSE CODE -1030602

UG DEGREE exam – JAN 2010

BBA / BBA (AM / CA / TM)

BUSINESS MATHEMATHICS & STATISTICS

**Time:**three Hours Ma

**x.**

**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

**1**

**1.****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.

**1**

**2.****a.**define the elements and significance of process control?

(Or)

**b.**Evaluate (x2 + ex + 4x

**3)**dx.

**1**

**3.****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?

**1**

**4.****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?

**1**

**5.****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

**1**discuss the methods of collecting primary data.

**6.****1**Solve by matrix inverse method

**7.**2x-3y+2z=11

5x+2y-7z=-12

-4x+3y+z=5

**1**compute the arithmetic mean, median and standard deviation

**8.**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

**1**Solve the subsequent formula by Cramer’s rule

**9.**2X+Y+Z = 2, X+Y+Z = 1, X-Y+Z=3?

**20.**discuss the method of prepares a report?

Earning: Approval pending. |