Reasearch Methodology

Paper Code: 
ENV- 422
Credits: 
5
Contact Hours: 
75.00
Max. Marks: 
100.00
15.00
Unit I: 
Environmental Research
  • Environmental Research
  • Types of research
  • Research approaches
  • Secondary data, methodology and content of the field survey.
  • Social research- Concept, objective and scope, sources of data (documentary and field sources)
  • Utility of social research
  • Qualities of a good research worker (general and specific)
  • Criteria of a good research
  • Problems encountered by researchers in India
15.00
Unit II: 
Methods of Data Collection
  • Data Collection and Sampling
  • Schedule
  • Purpose of schedule, essentials of a good schedule
  • Procedure of forming a good schedule
  • Questionnaire, Types of questions
  • Interviews, types and technique of interviews
  • Observation, Types, limitations and importance of Observation

 

15.00
Unit III: 
Statistical Analysis
  • Classifications of data: Objectives and types of classification
  • Frequency Distributions and Cumulative frequency distribution.
  • Graphical presentation of data- Histogram, Frequency Polygon, Frequency curve and gives
  • Measure of Central Tendency- Mean, Median, Mode & their properties, merits and demerits.
  • Measure of Dispersion- Range, Quartile Deviation, Mean Deviation and standard deviation
15.00
Unit IV: 
Correlation and Regression
  • Correlation Analysis- Definition and concept, types and measures of studying correlation (Karl Pearson’s coefficient of correlation, its assumptions, properties, merits and demerits, Spearman’s Rank correlation coefficient)
  • Regression Analysis- Definition, concept, uses and properties. Least Square Methods, Regression Coefficients, Fitting of Regression lines.
16.00
Unit V: 
Biometrics
  • Sampling Distribution and Standard Error
  •  Element of Testing a Statistical Hypothesis- Formulation of the problem, Types of errors. Level of significance, large sample test for single mean, difference in two means, single proportions, difference in two proportions.
  • Small sample test- Application of Student’s t- test for small sample for single mean, difference in two means (independent and paired-t).
  • Chi-square test for independence of attributes.
  • Analysis of Variance- Concept of ANOVA, its assumptions, Basic idea of one-way and two-way classification with simple questions.
Essential Readings: 

 

  • Gupta, S. P. (2009).Fundamentals of Statistical Methods. Sultan Chand & Sons
  • Kothari, C. R. (2004).Research Methodology: Methods and Techniques.New Age International Publishers.
  • Krishnaswamy, O. R. and Rangnatham, M. (2005). Methodology of Research in Social Sciences. Himalaya publication House.
  • Norman, G. R. and Streiner, D.L.(2008). The Bare Essentials 3/E (Biostatistics: The Bare Essentials Biostatistics. Mcgraw-hill Medical.
  • Triola, M. (2006). Biostatistics for the Biological and Health Sciences with Statdisk.Pearson Addison-Wesley, publications.

 

Academic Year: 
2018-2019
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