plotBox: no visible global function definition for 'sd'
plotBox: no visible global function definition for 'rect'
plotBox: no visible global function definition for 'qnorm'
plotBox: no visible global function definition for 'segments'
plotInit: no visible global function definition for 'runif'
plotInit: no visible global function definition for 'mtext'
plotInit: no visible global function definition for 'segments'
plotStack: no visible global function definition for 'points'
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for 'sd'
plotBox: no visible global function definition for 'rect'
plotBox: no visible global function definition for 'qnorm'
plotBox: no visible global function definition for 'segments'
plotInit: no visible global function definition for 'runif'
plotInit: no visible global function definition for 'mtext'
plotInit: no visible global function definition for 'segments'
plotStack: no visible global function definition for 'points'
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for 'sd'
plotBox: no visible global function definition for 'rect'
plotBox: no visible global function definition for 'qnorm'
plotBox: no visible global function definition for 'segments'
plotInit: no visible global function definition for 'runif'
plotInit: no visible global function definition for 'mtext'
plotInit: no visible global function definition for 'segments'
plotStack: no visible global function definition for 'points'
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for 'sd'
plotBox: no visible global function definition for 'rect'
plotBox: no visible global function definition for 'qnorm'
plotBox: no visible global function definition for 'segments'
plotInit: no visible global function definition for 'runif'
plotInit: no visible global function definition for 'mtext'
plotInit: no visible global function definition for 'segments'
plotStack: no visible global function definition for 'points'
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for ‘sd’
plotBox: no visible global function definition for ‘rect’
plotBox: no visible global function definition for ‘qnorm’
plotBox: no visible global function definition for ‘segments’
plotInit: no visible global function definition for ‘runif’
plotInit: no visible global function definition for ‘mtext’
plotInit: no visible global function definition for ‘segments’
plotStack: no visible global function definition for ‘points’
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.
plotBox: no visible global function definition for 'sd'
plotBox: no visible global function definition for 'rect'
plotBox: no visible global function definition for 'qnorm'
plotBox: no visible global function definition for 'segments'
plotInit: no visible global function definition for 'runif'
plotInit: no visible global function definition for 'mtext'
plotInit: no visible global function definition for 'segments'
plotStack: no visible global function definition for 'points'
Undefined global functions or variables:
  mtext points qnorm rect runif sd segments
Consider adding
  importFrom("graphics", "mtext", "points", "rect", "segments")
  importFrom("stats", "qnorm", "runif", "sd")
to your NAMESPACE file.