PAPER - IV : BUSINESS STATISTICS

Unit - I

Origin - growth - definition and meaning - scope - limitations - importance of business statistics.

Unit - II

Collection of data - primary and secondary - methods of collection and sources of data - editing of data - planning of statistical investigation and preparation of schedules and questionnaires - errors and approximation.

Unit - III

Classification- tabulation and presentation of data by diagrammatic graphical methods.

Unit - IV

Statistical series - discrete and continuous - formation of frequency, distribution and rules - mechanical tabulation.

Unit - V

Measures of Central Tendency - Arithmetic, Geometric and Harmonic mean - median - mode, quartiles, deciles, and percentiles - use of weighted averages - properties of averages and their application

Unit - VI

Measures of dispersion and skew ness - Range - quartile deviation - mean deviation and standard deviation - Pearson’s and Bowley's measures of skew ness - study and interpretation of absolute and relative measures of dispersion and skew ness

Unit - VII

Simple correlation - concept of regression analysis - calculation of correlation coefficient - Pearson’s rank and concurrent deviation methods - regression equations and interpretation of coefficients.

Unit - VIII

Analysis of time series - decomposition - determination of trend - semi - average - moving averages and linear equation methods - free hand method

Unit - IX

Index numbers - methods of construction - aggregative and average of relatives - test of index number - base shifting - construction of wholesale and cost of living index numbers.

Unit - X

Interpretation of statistical data.

Suggested Readings :

1. D.N.Elhance : Fundamentals of a statistics
2. S.P.Gupata : Statistical Methods
3. B.N.Asthana and others : Elements of statistics
4. Simpson ans Kafka : Basic statistics
5. Boddington : Statistical and their application to commerce
6. Corxten and crowden : Practical Business statistics
7. B.N.Gupta : Statistics
8. D.C.Sancheti : Statistics
9. S.C.Gupta : Fundamentals of Statistics
10.C.B.Gupta : Statistics