These three articles will give you an idea of the purpose of Tess.
http://mb.sparknotes.com/mb.epl?b=71&m=830354&h=shirley,jackson
http://www.associatedcontent.com/article/14390/analysis_of_the_lottery_a_short_story.html?cat=38
http://www.associatedcontent.com/article/13219/shirley_jacksons_the_lottery_and_its.html?cat=38
in the story the lottery by shirley jackson what is tess symbolic?
2 answers
http://www.shmoop.com/lottery-shirley-jackson/tess-hutchinson.html
http://www.gradesaver.com/the-lottery-and-other-stories/study-guide/section28/
http://www.gradesaver.com/the-lottery-and-other-stories/study-guide/section28/