Task: Assign a numerical value between 0 (least E) and 1 (most E) to represent the intensity of emotion E expressed in the tweet.
Tweet: @KitchenAidUSA  I spent over $500 on your mixer, yet the dough hook chips in my dough.  I buy a new one and the same thing happens. #unhappy
Emotion: sadness
Intensity score: 
0.869