# Book Details

 Course Code : B.Com II-III (O.U) Author : SIA PUBLISHERS University : Osmania University Regulation : 2019 Categories : Arts and Science Format : PDF (DRM Protected) Type : eBook

Rs.235 Rs.59 Rs.72% off

Description :

Unit–I

INTRODUCTION

Origin and Development of Statistics – Definition - Importance and Scope - Limitations of Statistics -Distrust of Statistics.

Statistical Investigation: Planning of Statistical Investigation - Census and Sampling Methods - Collection of Primary and Secondary Data - Statistical Errors and Approximation - Classification and Tabulation of data - Frequency distribution.

Unit–II

DIAGRAMMATIC AND GRAPHIC PRESENTATION

Diagrammatic Presentation: One Dimensional and Two Dimensional Diagrams – Pictograms –Cartograms Graphic Presentation: Technique of Construction of Graphs - Graphs of Frequency Distribution - Graphs of Time Series or Histograms.

Unit–III

MEASURES OF CENTRAL TENDENCY

Introduction –Significance - Arithmetic Mean - Geometric Mean - Harmonic Mean - Mode – Median -Quartiles and Percentiles - Simple and Weighted Averages - Uses and Limitations of different Averages.

Unit–IV

MEASURES OF DISPERSION, SKEWNESS AND KURTOSIS

Measures of Dispersion: Significance - Characteristics - Absolute and Relative Measures - Range -Quartile Deviation - Mean Deviation- Standard Deviation - Coefficient of Variation.

Measures of Skewness - Karl Pearson’s Coefficient of Skewness - Bowley’s Coefficient of Skewness- Kelly’s Measure of Skewness – Kurtosis: Mesokurtosis, Platykurtosis and Leptokurtosis.

Unit–V

CORRELATION

Meaning -Types - Correlation and Causation – Methods: Scatter Diagram - Karl Pearson’s Coefficient of Correlation - Probable Error and Interpretation of Coefficient of Correlation - Rank Correlation -Concurrent Deviation Method.

Note : Business Statistics-I, B.Com II-III (O.U)

##### Publisher Detail:

Publisher Name: SIA Publishers and Distributors (P) Ltd.

Contact Email Id: msultan@siaedugroup.com