You are organizing a student restaurant in HKSYU. You want to know whether the student customers are satisfactory with the set menu you offered. Therefore, you record the lunch set ordered and asked whether customers are satisfied with the quality of the food. The result are listed below. Table 1: Feedback from Customers by Lunch Selection Lunch Set Feedback Set A Set B Set C Satisfied 48 24 32 Not Satisfied 26 72 62 a) At the alpha level of . 05. Please suggest a test to check whether there is any relationship between the lunch set and customer feedback. Please state your hypothesis, show your calculation, and state your decision. Keep your calculation and answer in 3 decimal places. b) Which lunch set should be removed from the menu and why? c) The Michelin gives a rating of 56 marks for the quality of your restaurant. The average rating of all Hong Kong restaurants is 63, and the variance is 25. What is the percentile rank of the score of your restaurant? Show your calculation. Convert your answer to 2 decimal places. d) Only the top 2.5% of the local restaurant would be labeled as "recommended", how many marks does your restaurant need to improve to be labeled as "recommended" in the local region? Show your calculation. Convert your answer to 2 decimal places