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R Project

The R Project software provides a wide variety of statistical and graphical features, such as linear and nonlinear modelling, classical statistical tests and time-series analysis. It is similar to the S language often used for research in statistical methodology.

# This sample script shows a scatter plot of sample data and its linear regression line xvars = c(2.3, 6.7, 7.5, 3.1, 4.6, 3.9, 8.7, 9.8, 10.1, 6.5, 7.3, 5.2) yvars = c(5, 13, 10, 5, 9, 8, 15, 20, 18, 13, 12, 9) plot( xvars, yvars ) abline( lm( yvars ~ xvars ) )