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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI 600 034
M.A.DEGREE EXAMINATION SOCIAL WORK
SECONDSEMESTER APRIL 2018
17PSW2MC02- SOCIAL WORK RESEARCH AND STATISTICS
Date: 19-04-2018 Dept. No. Max. 100 Marks
Time: 01:00-04:00
SECTION A
Answer all questions, each question in not more than 50 words. 10 x 2 20
1. List out the objective of Social Work Research.
2. Mention any four types of "Validity".
3. Differentiate inductive and deductive approach in research.
4. What are the steps involved in Hypothesis Testing?
5. Differentiate descriptive and inferential statistics.
6. List out the functions of Statistics.
7. Represent the following data using bar diagram and pie char.
Company
A
B
C
D
E
F
Number of Employees
150
200
250
350
200
100
8. Distinguish between with suitable example.
Continuous and discrete frequency
Exclusive and Inclusive class interval
9. Find the range and coefficient of range for the following list of values:
10, 12, 13, 14, 15, 16, 17, 18, 19, 12, 15, 15, 15
10. Calculate the arithmetic mean for the following data.
Marks
0-20
20-40
40-60
60-80
80-100
Frequency
05
19
29
22
11
SECTION B
Answer any four questions, each question in not more than 300 words. 4 x 10 40
11. Elucidate the importance of Research ethics and Research Ethics committee in Social Work Research.
12. Briefly describe the merits and demits of using questionnaire as a tool for data collection.
13. Differentiate between Descriptive and Explorative Research Design.
14. Discuss in detail the types and importance of diagrammatic graphical presentation of data with illustrations.
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15. For the following scores, compute the mean, median, mode and range. 12, 14, 21, 22, 12, 16, 10
16. Calculate Karl Pearson correlation between the heights and weight given below.
Height in inches
57
59
62
63
64
65
55
58
57
Weight in kg
113
117
126
126
130
129
111
116
112
SECTION C
Answer any two questions, each in not more than 600 words. 2 x 20 40
17. Explain in detail the probability and non-probability sampling techniques with suitable examples.
18. Write a research proposal to study the health issues of migrant labourers working in Chennai.
19. Calculate the MeanandStandard deviation for the following data:
Income
20-40
40-60
60-80
80-100
100-120
120-140
140-160
160-180
180-200
No. of Persons
6
9
11
14
20
15
10
8
7
20. Out of 8000 students in a town, 800 are females: out of 1,600 graduate employees 120 are female. Use chi-square to determine if any distinction is made in appointment on the basic of sex. Value of Chi square for level for one degree of freedom is 3.84.
Employed
Unemployed
Total
Male
1480
5720
7200
Female
120
680
800
1600
6400
8000