Applied Statistics

Paper Code: 
HCT -222
Credits: 
03
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 
  1. To understand the role of statistics and computer applications in research.
  2. To apply statistical techniques to research data for analyzing and interpreting data carefully.

 

9.00
Unit I: 
Introduction To Statistics:
  • Statistics- Meaning, Importance, Limitations, Classifications and Tabulation of data, discrete and continuous variables. Frequency Distributions and Cumulative frequency distribution, Diagrammatic(one- dimensional and two- dimensional) and Graphical presentation of data( Histogram, Frequency Polygon, Frequency curve and ogives)
  • Measure of Central Tendency- Mean, Median and Mode, their properties, merits and demerits.
  • Measure of Dispersion- Range, Quartile Deviation, Mean Deviation and standard deviation, coefficient of variation. Moments, Skew ness and Kurtosis (their absolute and relative measures)

 

9.00
Unit II: 
Probability Distributions, Correlation & Regression Analysis
  • The formal and empirical concept of Probability. Idea of  Binomial distribution, Poisson
  • Distribution. Properties of Normal Probability Curve and its applications.
  • 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.

 

9.00
Unit III: 
Sampling Distribution and Standard Error
  • 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 proportions, single mean and difference in two means.

 

9.00
Unit IV: 
Small sample test
  • 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 testing normal population variance. 
  • Test for goodness of fit independence of attributes using 2x2 and rxc contingency tables.

 

9.00
Unit V: 
Analysis of Variance
  • Definition of F-test, application of F-test for testing of equality of two variances.
  • Analysis of Variance-Concept, assumptions, Basic ideas of one-way and two-way classification with simple questions.

 

References: 
  1. A study in human Behavior by . Marry Show Ryan- New York, Holt Rinehart &   Winston, 1966

       2.  Psychology of Clothes by J.G. Flugal                                                     

             3.  Concepts of Clothing by Marry, Rose & Cranz

Books Recommended:

  1. Simpson and Kafka., Basic Statistics, Oxford and IBH Publishers.
  2. Goon, Gupta and Das., Fundamentals of Statistics Vol. I and II.
  3. Snedecor and Cochran., Statistical Methods, Oxford and IBH Publishers.

 

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