题目内容

考察两组数据精密度之间是否有显著性差异,可采用

A. t检验
B. F检验
C. G检验
D. 法
E. 回归分析

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It remains a mystery that how the ancient Egyptians could ___________ the huge stone blocks to build those pyramids.

A. hoist
B. tow
C. hurl
D. toss

What is the possible meaning of the phrase "have fewer rights than prisoners" in Par

A. 3A. The government gives more rights to prisoners than to informers.B. The government gives more restriction to prisoners.C. The government gives more protection to informers.D. The government gives more protection to prisoners.

It's the media's responsibility to help those who are kept silent by their humble social positions to ___________ their wishes.

A. ventilate
B. articulate
C. inaugurate
D. mediate

Britain's protection to informers is not perfect in that ___________.

A. the Public Interest Disclosure Act came fully into force only last year
B. it treats informers as witnesses acting in the public interest
C. informers were threatened with the possibility of losing their jobs
D. informers are considered as merely pursuing a personal complaint

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