Finding Quartiles - Math Worksheet With Answers Page 20
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20Answer Key
Name:
Finding Quartiles
Find the 1st, 2nd (median) and 3rd quartile of the set of numbers.
A n s w e r s
Ex) 3 , 2 , 7 , 10 , 3 , 4 , 6
3
4
7
2 , 3 , 3 , 4 , 6 , 7 , 10
Ex.
51
54
87.5
1) 54 , 84 , 52 , 91 , 54 , 48 , 99 , 50
1.
48 , 50 , 52 , 54 , 54 , 84 , 91 , 99
1.5
5
7.5
2.
2) 8 , 1 , 6 , 1 , 7 , 5 , 2 , 2 , 9
28.5
46
78.5
1 , 1 , 2 , 2 , 5 , 6 , 7 , 8 , 9
3.
75.5 83.5 86.5
3) 94 , 28 , 29 , 82 , 70 , 75 , 35 , 46 , 21
4.
21 , 28 , 29 , 35 , 46 , 70 , 75 , 82 , 94
43
57
79
5.
4) 86 , 30 , 87 , 78 , 81 , 93 , 86 , 73
37.5
67
89
30 , 73 , 78 , 81 , 86 , 86 , 87 , 93
6.
57
66
86
5) 55 , 80 , 37 , 64 , 57 , 49 , 31 , 92 , 78
7.
31 , 37 , 49 , 55 , 57 , 64 , 78 , 80 , 92
41
51
73
8.
6) 34 , 65 , 98 , 69 , 27 , 41 , 98 , 80
64
76
80
9.
27 , 34 , 41 , 65 , 69 , 80 , 98 , 98
39
71
89.5
10.
7) 83 , 57 , 66 , 60 , 88 , 36 , 86
36 , 57 , 60 , 66 , 83 , 86 , 88
36
50.5
76
11.
8) 38 , 94 , 41 , 51 , 73 , 51 , 70
37.5
69
84.5
12.
38 , 41 , 51 , 51 , 70 , 73 , 94
9) 91 , 48 , 74 , 80 , 74 , 64 , 31 , 78 , 82 , 79
31 , 48 , 64 , 74 , 74 , 78 , 79 , 80 , 82 , 91
10) 66 , 94 , 74 , 50 , 23 , 90 , 28 , 71 , 89
23 , 28 , 50 , 66 , 71 , 74 , 89 , 90 , 94
11) 82 , 46 , 85 , 36 , 55 , 36 , 70 , 25
25 , 36 , 36 , 46 , 55 , 70 , 82 , 85
12) 20 , 24 , 79 , 79 , 58 , 88 , 97 , 90 , 51 , 81 , 59 , 20
20 , 20 , 24 , 51 , 58 , 59 , 79 , 79 , 81 , 88 , 90 , 97
1-10 92 83 75 67 58 50 42 33 25 17
10
Math
11-12 8
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