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Day Date
Semester
Subject Name
Time
Code
Marks
Wednesday 25/04/2018
IV Fresh Repeater
Advanced Research Methodology and Statistical
03.00 PM To 06.00 PM
420003
100
Instructions: Attempt any Five questions. Calculator is allowed during examination.
Q.1
What is research hypothesis? Explain its sources.
20
Q.2
Explain the importance of research design and state its characteristics.
20
Q.3
Discuss:
20
Pilot survey
Sampling design
Q.4
Find mean, median and mode for the following data:
Daily wages
No. of workers
100 120
12
120 140
18
140 160
25
160 180
27
180 200
20
200 220
15
220 240
10
20
Q.5
Find mean, standard deviation and coefficient of variation (e.
20
Marks
No. of Students
0 10
10
10 20
15
20 30
18
30 40
30
40 50
20
50 60
12
Q.6

The marks obtained by 500 students in the university are normally distributed with mean 45 and standard deviation 10. Find the number of students securing
10
Less than 40
More than 60
for Z 0.5, P 0.1915 Z 1.5, P 0.4332
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A sample of 800 students have given their opinion about autonomous colleges. This is shown in the table below. Test using chi-square test that there is no significant difference between the views of under graduate and post graduate students at level of significance.
10
Student
Favor
Not in favor
Under graduate
290
110
Post graduate
310
90
3.840.05
Q.7
Write a short notes: (Any Two)
20

Merits demerits of median

Simple random sampling

Application of test

Null and Alternative hypothesis