/**
* It checks if the data-set has any numerical value (real or integer)
*
* @return boolean True if it has some numerical values, else false.
*/
public boolean hasNumericalAttributes() {
return (Attributes.hasIntegerAttributes() || Attributes.hasRealAttributes());
}
/**
* It checks if the data-set has any real value
*
* @return boolean True if it has some real values, else false.
*/
public boolean hasRealAttributes() {
return Attributes.hasRealAttributes();
}