[LO 0219] FEBRUARY 2019 Sub. Code: 2317
BACHELOR IN AUDIOLOGY SPEECH LANGUAGE PATHOLOGY
SECOND YEAR
PAPER VII BASIC STATISTICS AND SCIENTIFIC ENQUIRY IN AUDIOLOGY
AND SPEECH LANGUAGE PATHOLOGY
Q.P. Code: 802317
Time: Three Hours Maximum: 100 Marks
Answer all questions
I. Elaborate on: x 10 30)
1. Explain the importance of statistics with applications to speech and hearing.
2. Bring out the Characteristics of Normal Distribution.
3. Use the following data to find out if exposure to infectious disease is associated with
developing hearing loss. level of χ2 distribution with 1 degree of freedom 3.84)
II. Write notes on: x 5 40)
1. Distinguish between Bar diagram and Histogram.
2. State Addition and multiplication theorems of probability.
3. In series of Boys, the mean systolic blood pressure was 120 and standard deviation
was 10. In the same series mean height and standard deviation were 160 cm and 5 cm
respectively. Find which character shows greater variation?
4. Importance of Reliability and Validity in Research Process.
5. Coefficient of variation.
6. What are the ways of stating research topic?
7. Write about study designs in research methods.
8. Ethics in Research.
III. Short answers on: (10 x 3 30)
1. Mention application of statistics to speech and hearing.
2. Briefly state the need for scientific enquiry.
3. Prevalence and Incidence.
4. Components of Research article.
5. Nominal and ordinal data.
6. Define z-score.
7. What is Skewness?
8. Define Rank Correlation.
9. Define Normal Curve.
10. Reference Style in an article.

Had hearing loss Had no hearing loss
Exposed to infectious disease 30 20
Not exposed to infectious disease 10 40