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【简答题】
r___________ v. make a copy of
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举一反三
【单选题】An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance. A representative from a local insurance agency selected a random...
A.
5
B.
15
C.
18
D.
50
【简答题】F i ll in the blanks with the words or expressions you have learned in the text. Write the corresponding letter in the blank A. prerequisite B. diversified C. cradle D. given rise to E. devising ...
【简答题】信用价差增加表明贷款信用状况转好，减少则表明贷款信用状况恶化。（ ）
【单选题】An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance. A representative from a local insurance agency selected a random...
A.
15
B.
50
C.
111
D.
250
【单选题】在小样本情况下,当总体方差已知时,检验总体均值所使用的统计量是()。
A.
z=x--μ0σ/n
B.
z=x--μ0σ2/n
C.
t=x--μ0s/n
D.
z=x--μ0s/n
【简答题】信用价差增加表明贷款信用状况转好，减少则表明贷款信用状况恶化。（ ）
【简答题】III Reading (30’) Section A Read the passage about job title inflation and choose the best sentence (A-F) to complete each gap (21-25) (5×2’=10’) A That’s a lot of chiefs and not very many Indians. B...
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