GRE数学辅导：数据解释题型重点试题(七)

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　　考生如果觉得复习gre数学考试比较难不妨从这些题目练习开始，每篇都是按照分类给大家列举了一些典型题目，本篇主要是针对gre数学考试数据解释题型方面的典型题目及答案，希望对大家的复习有所帮助。

1 W) A. |( \' {; e- s; M+ |　　15.The median score for the class is
　　A.76
; t' F/ h+ B- ^0 t- d3 r5 B/ b8 z　　B.77
　　C.78
2 y. X+ _5 g: g3 @5 z& F/ a　　D.79
9 B( I+ o9 s1 t3 I% i' [　　E.80
4 U8 M7 N1 N3 e; c, i- [0 T　　答案：B
  B6 h5 p$ D, _　　16.If 5 points were added to each score, which of the following would not be affected?
　　A.The highest score
9 t. N7 }$ q( v" g6 d　　B.The mean for all scores
" t: u% B! K8 k8 @" u7 |　　C.The median for the seniors'scores
- G; k2 d6 g# q  t6 [　　D.The mode for the juniors' scores
3 ]5 Q; Y" x/ N, {6 t　　E.The standard deviation for all scores
; l* h  m, @9 \, ]3 b　　答案：E
# k, H1 o7 `: h　　17.If the mean score for the juniors were known, which of the following could be calculated from the information given?
　　(1) The range of the scores for the seniors
2 p; g* G8 ~8 G& L+ [4 r2 b　　(2) The median score for the juniors
  m+ o3 C; C$ }5 B/ \! [9 z% p. P　　(3) The mean score for the seniors
　　A.None
# Z0 t/ I: E' M4 ?6 t) p　　B.(1) only
$ G" E! D& [( p' R) l+ l　　C.(3) only
　　D.(1) and (2)
　　E.(2) and (3)
+ R2 X  Y3 i0 U8 O2 ~( `' t2 l) ^( H　　答案：C
　　每到题目都是关于gre数学考试的典型题目，考生可以根据题目来复习知识点，这样更有针对性。