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ORGANISATION OF DATA - Coggle Diagram
ORGANISATION OF DATA
Classification
Arranging or Organising things into groups or classes based on some criteria
RAW DATA
Unclassified data
Summarized and made comprehensible by classification
classified raw data enables to locate specific data easily
CLASSIFICATION OF DATA
VARIABLES
Continuous
Discrete
Values change only by finite jumps
Frequency Distribution
Classify raw data of a quantitative variable
Class Frequency
Number of Values in a particular class
Class
Classification of Data through a quantitative range
Class Limits
Lower Class Limit
Lowest Value in the class
Upper Class Limit
Highest Value in the class
Class Width
Difference between the upper class limit and lower class limit
Class Mark or
Class Mid point
Middle Value of a class = (upper class limit + lower class limit)/2
Types of Classification
Chronological Classification
Time Series
Spatial Classification
Qualitative Classification: Qualities or Attributes