SimCiDiffHet: no visible global function definition for 'var'
SimCiDiffHet: no visible global function definition for 'cov'
SimCiDiffHet: no visible global function definition for 'cov2cor'
SimCiDiffHet: no visible global function definition for 'qt'
SimCiDiffHom: no visible global function definition for 'cov'
SimCiDiffHom: no visible global function definition for 'cov2cor'
SimCiDiffHom: no visible global function definition for 'qt'
SimCiRatHet: no visible global function definition for 'var'
SimCiRatHet: no visible global function definition for 'cov'
SimCiRatHet: no visible global function definition for 'cov2cor'
SimCiRatHet: no visible global function definition for 'qt'
SimCiRatHom: no visible global function definition for 'cov'
SimCiRatHom: no visible global function definition for 'cov2cor'
SimCiRatHom: no visible global function definition for 'qt'
SimTestDiffHet: no visible global function definition for 'var'
SimTestDiffHet: no visible global function definition for 'cov'
SimTestDiffHet: no visible global function definition for 'cov2cor'
SimTestDiffHet: no visible global function definition for 'pt'
SimTestDiffHom: no visible global function definition for 'cov'
SimTestDiffHom: no visible global function definition for 'cov2cor'
SimTestDiffHom: no visible global function definition for 'pt'
SimTestRatHet: no visible global function definition for 'var'
SimTestRatHet: no visible global function definition for 'cov'
SimTestRatHet: no visible global function definition for 'cov2cor'
SimTestRatHet: no visible global function definition for 'pt'
SimTestRatHom: no visible global function definition for 'cov'
SimTestRatHom: no visible global function definition for 'cov2cor'
SimTestRatHom: no visible global function definition for 'pt'
plot.SimCi: no visible global function definition for 'par'
plot.SimCi: no visible global function definition for 'plot'
plot.SimCi: no visible global function definition for 'axis'
plot.SimCi: no visible global function definition for 'abline'
plot.SimCi: no visible global function definition for 'segments'
plot.SimCi: no visible global function definition for 'points'
plot.SimCi: no visible global function definition for 'title'
plot.SimCi: no visible global function definition for 'box'
Undefined global functions or variables:
  abline axis box cov cov2cor par plot points pt qt segments title var
Consider adding
  importFrom("graphics", "abline", "axis", "box", "par", "plot",
             "points", "segments", "title")
  importFrom("stats", "cov", "cov2cor", "pt", "qt", "var")
to your NAMESPACE file.