如题，R3.2.2里装不上mvstats怎么破？
> install.packages('mvstats')
Installing package into ‘C:/Users/hnjyzdc/Documents/R/win-library/3.2’
(as ‘lib’ is unspecified)
Warning in install.packages :
  package ‘mvstats’ is not available (for R version 3.2.2)