//Examples of Missing Word Questions

$CATEGORY:  MWQuestions 

With command {
=mean()
~sd()
~var()
}
  the mean of a vector of values can be computed 

With command {
~mean()
~sd()
=var()
}
  the variance of a vector of values can be computed 

With command {
~mean()
=sd()
~var()
}
  the standard deviation  of a vector of values can be computed 

