All patients admitted to a particular hospital can be released on the same day or kept overnight for observation. In a sample of 2550 patients, 1020 were kept overnight for observation a) What is the...

All patients admitted to a particular hospital can be released on the same day or kept overnight for
observation. In a sample of 2550 patients, 1020 were kept overnight for observation

a) What is the point estimate ?̂for the proportion of all patients kept overnight for observation?

b) Construct a 99% confidence interval for the proportion of all patients kept overnight for observation.