作者apriLti (听风的歌)
看板Statistics
标题[问题] 上课老师问的问题.
时间Sat Apr 15 18:08:48 2006
A sample of 1077 voters from Taipei city is selected and asked
which of the three mayor candidates he or she may support. At
95% confidence, show that the margin of error for the estimated
proportion is about 0.03.
题目很短 可是我不懂要题目要我们做什麽
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1F：推 helloboy:margin of error 课本应该有提到喔... 就*1.96吧 04/15 22:59