Note: Please check your Spam or Junk folder, in case you didn't receive the email with verification code.
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, Platy
kurtosis and Leptokurtosis
UNIT-V
CORRELATION
Meaning -Types - Correlation and Causation - Methods: Scatter Diagram - Karl Person’s
Coefficient of Correlation - Probable Error and Interpretation of Coefficient of Correlation
- Rank Correlation - Concurrent Deviation Method
No Preview is available for this book
CategoriesArts and Science
Format PDF
TypeeBook