Meaning and definition of statistics - Collection of data - primary and secondary data - Classification and tabulation - Diagrammatic representation: types of diagrams - Bar diagram and Pie diagram Graphical representation of Frequency Distribution - Histogram, Frequency Polygon and Ogive curve.

Mean, Median, Mode, Geometric mean and Harmonic mean- weighted average - simple problems (direct method).

Range - Mean Deviation - Quartile Deviation and all its coefficients, Standard Deviation - Co-efficient of Variation (direct method).

Correlation: Meaning - types of correlation - Scatter diagram - Karl Pearson’s Coefficient of Correlation - Spearman Rank Correlation.Regression: Meaning - Regression equations - Regression equations of X on Y and Y on X Regression coefficients - difference between correlation and regression.

.Meaning - Uses of Index Numbers - Problems involved in construction of Index Numbers - Methods of construction of Index Numbers -Unweighted and weighted Index numbers - Test of an Index number - Time Reversal Test and Factor Reversal Test, Cost of living Index.