A University Wants to Increase Its Retention Rate of 4

Multiple Choice

A university wants to increase its retention rate of 4% for graduating students from the previous year.After implementing several new programs during the last two years,in 2004 the university reevaluated its retention rate using a random sample of 352 students and found the retention rate at 5%.Create a 95% confidence interval for the proportion of students (in 2004) who had been retained.

A) Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.95% and 7.05%.
B) Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 4% and 6%.
C) Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.16% and 8.84%.
D) Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 2.72% and 7.28%.
E) Based on the data,we are 95% confident the proportion of students in 2004 who had been retained is between 1.95% and 6.05%.