Chapter: 11th Statistics : Chapter 1 : Scope of Statistics and Types of Data
Functions of Statistics
Functions
of Statistics
The
functions of statistics can be elegantly expressed as 7 - C’s as :
1 Collection: The basic ingredient of
statistics is data. It should be carefully and scientifically collected
2 Classification: The collected data is grouped
based on similarities so that large and complex data are in understandable
form.
3 Condensation: The data is summarized, precisely
without losing information to do further statistical analysis.
4 Comparison: It helps to identify the best one
and checking for the homogeneity of groups,
5 Correlation: It enables to find the
relationship among the variables
6 Causation: To evaluate the impact of
independent variables on the dependent variables.
7 Chance: Statistics helps make correct
decisions under uncertainty.
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