The links below contain Word or executable zip file
versions of the documents.
How to create statistical characters and
symbols in Word:
 equation_editor:
Shows how to use the Equation Editor. Some symbols and
characters that can be created with the Equation Editor include:
,
,
,
, 
 inserting_symbols:
Shows how some characters, such as: Greek letters, ³,
and £,
can be inserted into a document by using Word’s "Insert
Symbol" option instead of using the Equation Editor. 
 subscripts_and_superscripts:
Shows how to insert subscripts and superscripts using the Format>Font
method instead of using the Equation Editor. The file also
describes how to setup superscript and subscript shortcut keys. 

