Posted by Charlie on Sunday, September 12, 2010 at 1:00am.
Suppose you surveyed 50 students and 34 said that they approve of how the president is doing. Construct 90%, 95%, and 99% confidence intervals for the true proportion of students in your school who approve of how the president is doing. Be sure to specifically calculate the margin of error.

the subject is statistics  drwls, Sunday, September 12, 2010 at 8:00am
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