15:25 4 ES_Assignment_2_... Full marks: 30 marks Show your calculation steps clearly. Carrecryau answer to 4 decimal places and report the measurement unit when applicable. Question 1 [10 marks! A survey is conducted in a restaurant to review customer's dining experience in the restaurant. Questionnaires are placed on all tables and all customers are invited to ll in the questionnaire after they nished their food As expected, not every customer fills the questionnaire A total of 126 questionnaires are collected in 1 week. Below is the extract of the questionnaire: (i) Which meal offered in our restaurant do you like most? (breakfast / lunch 1' teal dinner) (ii) How many days have you come to our restaurant in October 2021? (iii) Which payment method do you prefer most? (Cash/ Credit card / Octopus card) Is 126 the population size or sample size? For each of the above questions (i), (ii), and (iii), classify if the variable is numerical discrete, numerical continuous, or categorical Below are the number of visits made by ten customers in October 2021. 7 8 10 2 5 3 7 22 9 6 Find the minimum, 25'h percentile, 75'\" percentile, maximum, range and interquartile range of the data uestion 2 20 marks A hot spring resort arrange 5 sessions of hot spring experience tour every day. In each session, there could be a maximum of 15 visitors. Each visitor can visit different hot springs in this tour. Suppose the following table represents the probability distribution function of the number of hot springs (X) a visitor visits in a tour