作者secret113 (爱情以外的秘密...)
看板Grad-ProbAsk
标题[商管] [统计]台大94年商学所考古题
时间Fri Feb 12 00:48:21 2010
有两题答案不确定的想请教大家
1. when testing hypotheses about the means of two independent populations,
which technique is likely to be more useful, ANOVAor a t-test? why?
A.since both techniques produce identical results, there is no preference.
B.it's easier to perform ANOVA on computer
C.the trials are independent
D.all are correct
2.which of the following is a characteristic of binomial experiment?
A.at least 2 outcomes are possible
B.the probability of success changes from trial to trial
C.the trials are independent
D.all are correct
拜托了^^
谢谢!!
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1F：推 tsiunglin:第2题 答案是c 02/12 00:54
2F：推 ayabf:感觉两题都是c 02/12 01:13
3F：→ secret113:我也是觉得是c...但觉得其他选项都有点似是而非 02/12 23:25
4F：→ secret113:谢谢大家^^ 02/12 23:26