rattle 설치 및 실행 > install.packages("rattle")Installing package into ‘C:/Users/fukaeri/Documents/R/win-library/3.1’(as ‘lib’ is unspecified)trying URL 'http://cran.nexr.com/bin/windows/contrib/3.1/rattle_3.3.0.zip'Content type 'application/zip' length 3211032 bytes (3.1 Mb)opened URLdownloaded 3.1 Mb package ‘rattle’ successfully unpacked and MD5 sums checked The downloaded binary packages are inC..