Biostatistics series module 4: Comparing groups - categorical variables
Categorical variables are commonly represented as counts or frequencies. For analysis, such data are conveniently arranged in contingency tables. Conventionally, such tables are designated as r × c tables, with r denoting number of rows and c denoting number of columns. The Chi-square (χ2 ) probabil...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Wolters Kluwer Medknow Publications
2016-01-01
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Series: | Indian Journal of Dermatology |
Subjects: | |
Online Access: | http://www.e-ijd.org/article.asp?issn=0019-5154;year=2016;volume=61;issue=4;spage=385;epage=392;aulast=Hazra |