14. In a recent marketing experiment, customers were given one of four different types of soft drink and asked to taste it. They were then asked to rate the soft drink in terms of overall quality. The results are presented in the following table: Horrible Brand A Brand B Brand C Brand D Total 16 5 4 3 28 Average Good 18 16 8 16 58 14 6 5 18 43 Delicious 15 10 6 8 39 Total 63 37 23 45 168 How do we identify whether there exist any relationship between BRAND and QUALITY?