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In a random sample of 979 students from a large public university, it was found that 465 of the students changed majors during their college years.

(a) Give a 95% confidence interval for the proportion of students at this university who change majors. (Round your answers to four decimal places.)

__________ _____________

(b) Express your results from (a) in terms of the percent of students who change majors. (Round your answers to two decimal places.)

___________  %, ____________ %

(c) University officials concerned with counseling students are interested in the number of students who change majors rather than the proportion. The university has 36,000 undergraduate students. Convert the confidence interval you found in (a) to a confidence interval for the number of students who change majors during their college years. (Round your answers to the nearest whole number.)

 ___________ students,  ____________students

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