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The Office of the Registrar at NUST wants to determine the proportion of students who visit...

The Office of the Registrar at NUST wants to determine the proportion of students who visit their library facility on a regular basis. the Chief Librarian of the library facility claimed that more than 20% of all students visit their library on a regular basis, thus, in recent survey covering a random sample of 256 students indicated that 48 of them visited the facility on a regular basis. 1. Estimate and interpret the 90% and 95% confidence interval estimates for the true unknown population proportion of students that visit the library facility on a regular basis 2. comment on the difference between the two interval estimates obtained in question 1.3.1

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