Business Statistics - I

1. Frequency Distribution
1.1 Raw data, variable, discrete variable, continuous variable, constant, attribute with illustration.
1.2 Classification- Concept and definition of classification, objectives of classification, types of classification.
1.3 Frequency Distribution- Discrete and Continuous frequency distribution, Cumulative frequency and Cumulative frequency distribution.
1.4 Graphs & Diagram- Histogram, Ogive curve, Pie-Diagram, Bar Diagram, Multiple bar Diagram, Sub-divided bar diagram.

2. Measure of Central Tendency
2.1 Concept and meaning of Measure of Central Tendency, Objectives of Measure of Central Tendency, Requirements of good Measure of Central Tendency.
2.2 Types of Measure of Central Tendency, Arithmetic Mean (A.M), Median, Mode for discrete and Continuous frequency distribution, Merits & Demerits of A.M., Median, Mode, Numerical Problem.
2.3 Determination of Mode and Median graphically.
2.4 Empirical relation between mean, median and mode.
2.5 Combined Mean.
2.6 Numerical Problems.

3. Measure Dispersion
Concept of Dispersion, Measures of Dispersion - Range, Variance and Standard Deviation (S.D.) for Grouped and ungrouped data, Measures of relative dispersion- Coefficient of range and coefficient of Variation, Examples.