13 , 5 , 27 , 31 , 3 , 19 , 21
写出以上数据的平均数。
数据表示与处理
Quiz
•
Mathematics
•
4th - 6th Grade
•
Medium
KEE Moe
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
13 , 5 , 27 , 31 , 3 , 19 , 21
写出以上数据的平均数。
5
17
19
31
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
14 , 5 , 20 , 2 , 17 , 8 , 11
找出以上数据的中位数。
2
8
11
17
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
哪组数据的极差最大?
64 , 50 , 39 , 54 , 58
35 , 41 , 37 , 53 , 39
84 , 75 ,79 , 64 , 72
50 , 41 , 65 , 55 , 42
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
79 , P , 102 , 84 , 95 , 89
数据的平均数是 87。
计算出 P 的值。
69
73
89
92
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
有三个数目。一个是 68。另两个的数值相等。三个数目的平均数是 60。
计算另两个数目中其中一个的数值。
136
128
112
56
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
84 , 92 , 78 , 84 , 74
找出众数。
84
74
78
92
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
628 , 165 , 82 , 72 , 261 , 55 , 100
找出这组数据的极差。
556
573
586
597
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