题目内容

对铅作业工人(n1＝7)与非铅作业工人(n2＝10)血铅值进行秩和检验，计算得T1＝93.5，T2＝59.5。若查表得双侧a＝0.05时T界值为42～84，双侧a＝0.01时T界值为37～89，则统计结论为

A. P＝0.05
B. P＝0.01
C. P＞0.01
D. P＜0.01
E. 0.01＜P＜0.05

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对铅作业工人(n1＝7)与非铅作业工人(n2＝10)血铅值进行秩和检验，计算得T1＝93.5，T2＝59.5。若查表得双侧a＝0.05时T界值为42～84，双侧a＝0.01时T界值为37～89，则统计结论为

A. P＝0.05 B. P＝0.01 C. P＞0.01 D. P＜0.01 E. 0.01＜P＜0.05

1、写一篇靳秀忠的事迹材料。(400字)

Questions 6 & 7 are based on the following news item. At the end of the news item, you will be given 10 seconds to answer each question.Now listen to the news. Why Chang’ aa is popular in poor areas

Questions 1 to 5 are based on an interview with a chief-editor. At the end of the interview you will be given 10 seconds to answer each of the following questions.Now listen to the interview. From the conversation we can deduce that______.

A. P＝0.05
B. P＝0.01
C. P＞0.01
D. P＜0.01
E. 0.01＜P＜0.05