Does The Color Of Cups Affect People's Rating Of Coffee?

The experiment demonstrate that the color of cups affects people’s rating of coffee. I remember when I did this experiment on Jenny, one of the teachers in THSI, she was surprised by the different flavor in different cups. I accepted some of my hypothesizes, and some is still unsure. The glass cup can provide the strongest feeling to the testee. And, the dark blue cup can enhance the sensation of either sweetness and bitterness. Besides, due to the close percentage between blue and white cup, it can not prove that white cup is more bitter and it has thicker concentration than other cups. When I did this experiment, initially, I wanted the testee to rank their feeling of bitterness and sweetness. Then, I noticed that the difference between