AUGUST 2018 Sub. Code: 2336
BACHELOR IN AUDIOLOGY AND SPEECH LANGUAGE PATHOLOGY
FIRST SEMESTER (2017 2018)
PAPER VI RESEARCH METHODS AND STATISTICS
Q.P. Code: 802336
Time: Three Hours Maximum 75 Marks
Answer All questions
I. Elaborate on: x 10 20)
1. Write in detail about the sampling techniques with appropriate examples.
2. A randomized control trial was carried out to compare the neonatal
complications in women with gestational diabetes with moderate
hyperglycaemia on two treatment groups metformin or glibenclamide drugs.
The primary outcome, a composite score (one or more) of the neonatal
complications. A summary of the results is as follows:
Treatment Groups
Neonatal Glibenclamide Metformin Total
Complications
One or more 28 (35.0 15 (19.0 43
No 52 (65.0 64 (81.0 116
Total 80 79 159
Test whether the effect of metformin was significantly different in reducing
the neonatal complications compared to glibenclamide. 3.84).
II. Write notes on: x 5 40)
1. Experimental research design with example.
2. Qualities of a researcher/scientific clinician.
3. Procedure of construction the frequency table with example.
4. Ethics of research in behavioural sciences.
5. Chi-square test.
6. From a sample of 100 children born in 2009, the proportion of low birthweight is
computed as 13 Calculate the 95% CI.
7. Procedure involved in testing hypothesis.
8. Explain the procedure of sign-rank test.
III. Short answers on: x 3 15)
1. Large and small sample test.
2. Conditional probability.
3. Compute CV of the data given: 10.
4. Statement of research problem.
5. Uses of ANOVA.