probability and statistics questions, please do it with clear steps and explanation. thank you

Question 4 (12 marks): Each year, billions of dollars are spent at theme parks owned by Disney, Universal Studios, Sea World and others. A management consultant claims that 20% of trips include a theme park visit. A survey of 1233 randomly selected people who took trips revealed that 111 of them visited a theme park (1) Construct a 95% confidence interval for the proportion of trips that include a theme park visit (2) Do these data support the consultant's claim that 20% of trips include a theme park visit