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At a certain university 635 out of 815 students are exempt from taking their biology final. A random sample is taken of 95 students. The percentage who are exempt from their final is..... 78% +or- 4.0% 78% +or- 4.21% 22% +or- 4.21% 22% +or- 4.0% 41% +or- 4.21%

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

Carlos Rodriguez <carlos@math.albany.edu>

This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998