[R] QQplot normally distributed
Özgür Asar
oasar at metu.edu.tr
Tue Jun 19 12:42:16 CEST 2012
Hi,
Following a straight line indicates less evidence towards non-normality. But
QQ-Plot is an exploratory tool.
You can confirm your ideas obtained from the QQ-Plot via noramlity tests
such as Shapiro-Wilk test.
See shapiro.test under stats package and nortest package.
Ozgur
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