A random sample of 100 undergraduate students at a university found that 78 of them had used the university library’s website to find resources for a class. What is the margin of error for the true proportion of all undergraduates who had used the library’s website to find resources for a class?

Question

e.mccormick · Answer

Did you ask in the math section?  This sort of statistics problem goes there.  Also, you will need a chart for.. confidence interval if I recall.