# Category: BUSINESS STATISTICS

# BUSINESS STATISTICS

Business Statistics contains the topics of mean, median , mode, range, quartile range, percentile range, mean deviation, standard deviation ,probability, time series etc.

INTRODUCTION TO STATISTICS

Meaning of statistics, definition of statistics, statistics in plural sense, statistics in singular sense, scope of statistics, importance of statistics, types of statistics, applied statistics, descriptive statistics.

MEAN: meaning, definition, features, merits and demerits, calculations, examples.

MEDIAN: meaning, definition, features, merits and demerits, calculations, examples.

MODE: meaning, definition, features, merits and demerits, calculations, examples.

WEIGHTED ARITHMETIC MEAN: meaning, definition, features, merits and demerits, calculations, examples.

RANGE: meaning, definition, features, merits and demerits, calculations, examples.

QUARTILE RANGE: meaning, definition, features, merits and demerits, calculations, examples.

PERCENTILE RANGE: meaning, definition, features, merits and demerits, calculations, examples.

DECILE RANGE: meaning, definition, features, merits and demerits, calculations, examples.

MEAN DEVIATION: meaning, definition, features, merits and demerits, calculations, examples.

QUARTILE DEVIATION: meaning, definition, features, merits and demerits, calculations, examples.

STANDARD DEVIATION: meaning, definition, features, merits and demerits, calculations, examples.

VARIANCE: meaning, definition, features, merits and demerits, calculations, examples.

COEFFICIENT OF VARIATION: meaning, definition, features, merits and demerits, calculations, examples.

CORRELATION: meaning, definition, features, merits and demerits, calculations, examples.

REGRESSION: meaning, definition, features, merits and demerits, calculations, examples.

TIME SERIES: meaning, definition, features, merits and demerits, calculations, examples.

PROBABILITY: meaning, definition, features, merits and demerits, calculations, examples.

INDEX NUMBER: meaning, definition, features, merits and demerits, calculations, examples, factor reveral test, time revelsal test, unit test, cost of living index, features of cost of living index, laspeyre’s, paasche, bowley, marshall, Kelly index number.