Difference between revisions of "Data types"

From WikiVet English
Jump to navigation Jump to search
Line 3: Line 3:
 
==Qualitative data==
 
==Qualitative data==
  
===Nominal scale of measurement===
+
===Nominal level of measurement===
  
===Ordinal scale of measurement===
+
===Ordinal level of measurement===
  
 
==Quantitative data==
 
==Quantitative data==
Line 13: Line 13:
 
===Continuous===
 
===Continuous===
  
====Interval scale of measurement====
+
====Interval level of measurement====
  
====Ratio scale of measurement====
+
====Ratio level of measurement====
  
 
[[Category:Veterinary Epidemiology - Introduction|B]]
 
[[Category:Veterinary Epidemiology - Introduction|B]]

Revision as of 20:24, 10 December 2010

Epidemiological investigation requires a good understanding of different data types, as this will strongly influence data analysis and interpretation. Data can broadly be classified as qualitative and quantitative, as shown below. Within each of these groups, data types can be classified further.

Qualitative data

Nominal level of measurement

Ordinal level of measurement

Quantitative data

Discrete (count)

Continuous

Interval level of measurement

Ratio level of measurement