Please solve this as early as possible:

04. Health division advised all students to get at least one dose of vaccine prior to start on campus studies. A survey on 16 students were asked whether they had received at least one dose of COVE-19 vaccine. Their responses are provided below Yes Yes No No No Yes Yes No No Yes No No Yes No No Yes {a} Construct a 96% confidence interval for percentage of students received at least one dose of 5 COVID-l9 vaccine. Interpret the result. (It) How large a sample should be selected so that the estimate is within 0.04 of the population 2 proportion of students vaccinated for 99% condence level