ForImp.Mahala: no visible global function definition for 'combn'
ForImp.Mahala: no visible global function definition for 'var'
ForImp.Mahala: no visible global function definition for 'quantile'
ForImp.Mahala : <anonymous>: no visible global function definition for
  'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
ForImp.PCA: no visible global function definition for 'cov'
ForImp.PCA: no visible global function definition for 'princomp'
ForImp.PCA: no visible global function definition for 'combn'
ForImp.PCA: no visible global function definition for 'quantile'
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for 'combn'
ForImp.Mahala: no visible global function definition for 'var'
ForImp.Mahala: no visible global function definition for 'quantile'
ForImp.Mahala : <anonymous>: no visible global function definition for
  'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
ForImp.PCA: no visible global function definition for 'cov'
ForImp.PCA: no visible global function definition for 'princomp'
ForImp.PCA: no visible global function definition for 'combn'
ForImp.PCA: no visible global function definition for 'quantile'
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for 'combn'
ForImp.Mahala: no visible global function definition for 'var'
ForImp.Mahala: no visible global function definition for 'quantile'
ForImp.Mahala : <anonymous>: no visible global function definition for
  'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
ForImp.PCA: no visible global function definition for 'cov'
ForImp.PCA: no visible global function definition for 'princomp'
ForImp.PCA: no visible global function definition for 'combn'
ForImp.PCA: no visible global function definition for 'quantile'
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for ‘combn’
ForImp.Mahala: no visible global function definition for ‘var’
ForImp.Mahala: no visible global function definition for ‘quantile’
ForImp.Mahala : <anonymous>: no visible global function definition for
  ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘var’
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
ForImp.PCA: no visible global function definition for ‘cov’
ForImp.PCA: no visible global function definition for ‘princomp’
ForImp.PCA: no visible global function definition for ‘combn’
ForImp.PCA: no visible global function definition for ‘quantile’
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for ‘quantile’
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.
ForImp.Mahala: no visible global function definition for 'combn'
ForImp.Mahala: no visible global function definition for 'var'
ForImp.Mahala: no visible global function definition for 'quantile'
ForImp.Mahala : <anonymous>: no visible global function definition for
  'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'var'
ForImp.Mahala : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
ForImp.PCA: no visible global function definition for 'cov'
ForImp.PCA: no visible global function definition for 'princomp'
ForImp.PCA: no visible global function definition for 'combn'
ForImp.PCA: no visible global function definition for 'quantile'
ForImp.PCA : <anonymous> : <anonymous>: no visible global function
  definition for 'quantile'
Undefined global functions or variables:
  combn cov princomp quantile var
Consider adding
  importFrom("stats", "cov", "princomp", "quantile", "var")
  importFrom("utils", "combn")
to your NAMESPACE file.