Total No. of Questions—4] [Total No. of Printed Pages—4
Seat
No. [5314]-105
P.G.D.F.T. (First Semester) EXAMINATION, 2018
ECONOMICS QUANTITATIVE METHODS
Paper V
(2014 PATTERN)
Time Three Hours Maximum Marks 60
N.B. All questions are compulsory.
(ii All questions carry equal marks.
1. What do you understand by statistical technique Elaborate
their importance in the present era.
Calculate measure of central tendency
Size Frequency
36 13
40 8
44 15
48 12
52 10
56 2
Or
Calculate and draw pie diagram
Item Expenses
Labour 25
Bricks 15
Cement 20
Steel 15
Wood 10
Supervision 15
P.T.O.
[5314]-105 2
Draw histogram, polygon and frequency curve
Marks No. of Students
0—5 8
5—10 12
10—15 15
15—20 20
20—25 16
25—30 11
30—35 7
2. Calculate quartiles from the following
X F
5 16
10 18
15 22
20 21
25 24
30 14
35 11
40 9
Caluclate value of D7 and P15 from the following
C.I. Frequency
0—10 5
10—20 9
20—30 12
30—40 10
40—50 4
[5314]-105 3 P.T.O.
Or
Calculate standard deviation and its coefficient, calculate variance
and its coefficient
Variables Frequency
10 6
20 8
30 16
40 15
50 32
60 11
70 12
Calculate quartile deviation and its coefficient
C-I F
5—10 16
10—15 15
15—20 22
20—25 25
25—30 20
30—35 18
35—40 14
3. What do you understand by presentation of data through diagrams
What are the advantages of such presentations
Explain probability and non-probability sampling.
[5314]-105 4
Or
Calculate Regression equations from the following
X Y
11 16
14 27
14 27
17 30
17 34
21 38
25 46
Find coefficient of correlation from the following
Price Supply
5 100
10 200
15 300
20 400
25 500
30 600
35 700
40 800
45 900
4. Write short notes on (any three)
Scatter diagram method
Merits of Inter-quartile range
Stratified sampling
Sampling frame
Types and degrees of correlation.