Business Statistics Question Paper of 3rd Semester BBA Download Previous Years Question Paper 5

Roll No.

Total No. of Questions : 07

BBA (Sem.–3rd)

BUSINESS STATISTICS

Subject Code : BB-304

Paper ID : [C0216]

Time : 3 Hrs.

INSTRUCTION TO CANDIDATES :

1. Section –A, is Compulsory.

2. Attempt any four questions from Section-B.

Section –A

QI)

a) What is quartile and deciles? Explain with examples.

b) Find the arithmetic mean of following series :

X:      10     20     30     40     50

F:      7        9        5       6        3

c) What are different probability rules?

d) Find the median of the following data :

X:      10     20     17      32      50     ' 67    12

e) What are different characteristics of standard deviation?

f) What is time series anal Y sis?

g) Find out harmonic mean of following individual series :

7,23,34,45,21,3

h) What is probability? Define its subjective approach.

i) What is index Number? What are its types?

j) Define pie chart. Explain pie chart with example.

Section – B

Q2) What are different measures of central tendency? Explain their merits and demerits.

Q3) What is correlation? Explain its types. How it is different from regression?

Q4) What is normal distribution? How it is different from binomial and poision

distribution? Explain with examples.

Q5) Calculate the coefficient of Correlation between X and Y

X:                              1        3        4       5       7        8        10

Y:                    2        6        8       10      14      16      20

Q6) Finds standard deviation and C.V. for the following data :

X:      5 '      15      25     35     45      55

F:      12      18      27     20     17     6

Q7) Find the value of Harmonic mean and mode for the following data :

X:      4        5        6       1        8       9        10     11     12

F:      15      18      12      30      27      40      20      20       12