Unit – I
Meaning and Scope of Statistics – Characteristics and Limitations – Presentation of Data
by Diagrammatic and Graphical Methods - Measures of Central Tendency – Mean,
Median, Mode, Geometric Mean, Harmonic Mean.
Unit - II
Measures of Dispersion and Skewness – Range, Quartile Deviation and Standard
Deviation – Pearson’s and Bowley’s Measures of Skewness.
Unit - III
Simple Correlation – Pearson’s coefficient of Correlation – Interpretation of Co-efficient
of Correlation – Concept of Regression Analysis – Coefficient of Concurrent Deviation.
Unit – IV
Index Numbers (Price Index Only) – Method of Construction – Wholesale and Cost of
Living Indices, Weighted Index Numbers – LASPEYRES’ Method, PAASCHE’S
Method, FISHER’S Ideal Index. (Excluding Tests of Adequacy of Index Number
Unit - V
Analysis of Time Series and Business Forecasting – Methods of Measuring Trend and
Seasonal Changes (Including Problems)
Methods of Sampling – Sampling and Non-Sampling Errors (Theoretical Aspects Only)