作者secret113 (愛情以外的秘密...)
看板Grad-ProbAsk
標題[商管] [統計]台大94年商學所考古題
時間Fri Feb 12 00:48:21 2010
有兩題答案不確定的想請教大家
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
拜託了^^
謝謝!!
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◆ From: 59.117.0.85
1F：推 tsiunglin:第2題 答案是c 02/12 00:54
2F：推 ayabf:感覺兩題都是c 02/12 01:13
3F：→ secret113:我也是覺得是c...但覺得其他選項都有點似是而非 02/12 23:25
4F：→ secret113:謝謝大家^^ 02/12 23:26