RWBP.default: no visible global function definition for 'na.omit'
RWBP.default: no visible global function definition for 'kmeans'
RWBP.formula: no visible global function definition for 'model.extract'
predict.RWBP: no visible global function definition for 'head'
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for 'na.omit'
RWBP.default: no visible global function definition for 'kmeans'
RWBP.formula: no visible global function definition for 'model.extract'
predict.RWBP: no visible global function definition for 'head'
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for 'na.omit'
RWBP.default: no visible global function definition for 'kmeans'
RWBP.formula: no visible global function definition for 'model.extract'
predict.RWBP: no visible global function definition for 'head'
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for ‘na.omit’
RWBP.default: no visible global function definition for ‘kmeans’
RWBP.formula: no visible global function definition for ‘model.extract’
predict.RWBP: no visible global function definition for ‘head’
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.
RWBP.default: no visible global function definition for 'na.omit'
RWBP.default: no visible global function definition for 'kmeans'
RWBP.formula: no visible global function definition for 'model.extract'
predict.RWBP: no visible global function definition for 'head'
Undefined global functions or variables:
  head kmeans model.extract na.omit
Consider adding
  importFrom("stats", "kmeans", "model.extract", "na.omit")
  importFrom("utils", "head")
to your NAMESPACE file.