mode
Syntax
mode(list, freqlist)
		
Description
			Calculates the mode of list.
		
		
Parameters
list
					The list whose mode is to be calculated.
				
freqlist
					A list that describes how often each element in list occurs. Each entry
					gives the number of times that the corresponding entry in list occurs.
					Elements of either list can be any real number.
					If freqlist is void then each item in list is taken to
					have occurred once.
				
Return Value
			The mode of list or if there is no unique mode it returns the
			string, "No unique mode".
		
		
Examples
 
		
