PART C - STATISTICS [40 MARKS]

  • Unit 1: Statistical Representation of Data:
    Diagrammatic representation of data, Frequency distribution, Graphical representation of Frequency Distribution – Histogram, Frequency Polygon, Ogive,Pie-chart.
    Unit:2 Sampling:
    Basic principles of sampling theory, comparison between sample survey and complete enumeration, some important terms associated sampling types of sampling, sampling and non-sampling errors.
  • Measures of Central tendency and Dispersion:
    Measures of Central Tendency and Dispersion: Mean Median, Mode, Mean Deviation, Quartiles and Quartile Deviation, Standard Deviation, Co-efficient of Variation, Coefficient of Quartile Deviation.
  • Probability:
    Independent and dependent events; mutually exclusive events. Total and Compound Probability and Bayes’ theorem.
  • Theoretical Distributions:
    Random variables, Discrete and Continuous Random variables, Expectation of a discrete random variable, Theoretical Distributions: Binomial Distribution, Poisson distribution – basic application and Normal Distribution – basic applications.
  • Correlation and Regression:
    Scatter diagram, Karl Pearson’s Coefficient of Correlation Rank Correlation, Regression lines, Regression equations, Regression coefficients.
  • Index Numbers:
    Uses of Index Numbers, Problems involved in construction of Index Numbers, Methods of construction of Index Numbers. BSE SENSEX and NSE.
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