Examining Number Sets Worksheet Template With Answer Key
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1
2Name:
Examining Number Sets
Using the set of numbers find the mean (rounded to the nearest tenth), median,
A n s w e r s
mode and range.
1) 78 , 66 , 64 , 72 , 81 , 77 , 65 , 66
71.1 69 66 17
1.
Mean: 569 ÷ 8 = 71.1
Median: 64 , 65 , 66 , 66,
, 72 , 77 , 78 , 81
69
59 57 63 27
Mode: 66 = 2×
2.
Range: 81 - 64 = 17
2) 73 , 56 , 63 , 55 , 57 , 46 , 63
42.1 44 34 16
3.
Mean: 413 ÷ 7 = 59
Median: 46 , 55 , 56 , 57 , 63 , 63 , 73
80 78 78 7
Mode: 63 = 2×
4.
Range: 73 - 46 = 27
3) 34 , 47 , 42 , 50 , 48 , 34 , 36 , 46
55.9 57.5 47 16
5.
Mean: 337 ÷ 8 = 42.1
Median: 34 , 34 , 36 , 42,
, 46 , 47 , 48 , 50
44
66 70 71 25
Mode: 34 = 2×
6.
Range: 50 - 34 = 16
4) 85 , 81 , 78 , 78 , 78
58.2 58 51 15
7.
Mean: 400 ÷ 5 = 80
Median: 78 , 78 , 78 , 81 , 85
26 27 27 14
Mode: 78 = 3×
8.
Range: 85 - 78 = 7
5) 61 , 47 , 55 , 57 , 58 , 47 , 59 , 63
86.8 88 88 17
9.
Mean: 447 ÷ 8 = 55.9
Median: 47 , 47 , 55 , 57,
, 58 , 59 , 61 , 63
57.5
20 19 19 18
Mode: 47 = 2×
10.
Range: 63 - 47 = 16
6) 79 , 61 , 57 , 59 , 71 , 72 , 54 , 70 , 71
Mean: 594 ÷ 9 = 66
Median: 54 , 57 , 59 , 61 , 70 , 71 , 71 , 72 , 79
Mode: 71 = 2×
Range: 79 - 54 = 25
7) 65 , 51 , 66 , 51 , 53 , 63
Mean: 349 ÷ 6 = 58.2
Median: 51 , 51 , 53,
, 63 , 65 , 66
58
Mode: 51 = 2×
Range: 66 - 51 = 15
8) 27 , 21 , 22 , 27 , 32 , 19 , 29 , 24 , 33
Mean: 234 ÷ 9 = 26
Median: 19 , 21 , 22 , 24 , 27 , 27 , 29 , 32 , 33
Mode: 27 = 2×
Range: 33 - 19 = 14
9) 78 , 86 , 88 , 79 , 88 , 88 , 95 , 92
Mean: 694 ÷ 8 = 86.8
Median: 78 , 79 , 86 , 88,
, 88 , 88 , 92 , 95
88
Mode: 88 = 3×
Range: 95 - 78 = 17
10) 20 , 14 , 19 , 26 , 23 , 30 , 12 , 19 , 17
Mean: 180 ÷ 9 = 20
Median: 12 , 14 , 17 , 19 , 19 , 20 , 23 , 26 , 30
Mode: 19 = 2×
Range: 30 - 12 = 18
1-10 90 80 70 60 50 40 30 20 10 0
Math
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