# Mean median mode, Standard deviation

The difference between mean, median and mode,
When each is appropriate to use,
The relationship between variance and standard deviation,
Why both measures are necessary,
The relationship of these measures to estimation theory.

Use the Sample Data to illustrate your points (ATTACHED).

Create a table on one slide showing the results of the six calculations for each of the three variables.

This question has the following supporting file(s):

• ExcelWorksheet_p1ip2s.xls
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Solution Summary

Calculation of mean, median, mode and standard deviation.

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• Cited sources when necessary
• Attached file(s)
• MeanMedianMode106303.doc
• meanMedian106303.xls
• MeanMedianMode106303.pdf
• MeanMedian.ppt

Extracted Content from Question Files:

• ExcelWorksheet_p1ip2s.xls

Observation # # of bags truck weight truck age
1 35,076 2.71 1
2 38,824 2.76 2
3 32,694 2.76 3
4 44,827 2.77 4
5 38,901 2.79 3
6 43,382 2.81 3
7 42,091 2.91 3
8 45,671 2.95 4
9 50,745 2.97 3
10 37,894 3.00 4
11 36,597 3.01 4
12 47,522 3.02 2
13 45,304 2.99 3
14 36,669 2.98 3
15 41,243 3.02 5
16 38,517 3.04 5
17 43,003 3.01 3
18 43,216 2.97 3
19 45,341 3.05 3
20 44,969 3.21 3
21 39,604 3.10 3
22 39,364 3.08 4
23 37,623 3.12 3
24 35,983 3.07 4
25 36,744 3.09 4
26 40,811 3.15 4
27 38,670 3.10 4
28 40,953 3.15 4
29 36,402 3.20 3
30 42,656 3.23 3
31 41,065 3.24 3
32 42,587 3.24 4
33 42,373 3.23 3
34 43,389 3.23 2
35 37,031 3.23 3
36 35,312 3.22 3
37 34,850 3.30 3
38 38,043 3.18 3
39 44,390 3.15 3
40 35,005 2.69 5
41 37,135 2.78 5
42 31,361 2.79 4
43 39,688 2.79 4
44 37,983 2.80 3
45 39,355 2.83 5
46 39,657 2.94 2
47 40,499 2.98 3
48 47,204 3.00 4
49 35,372 3.02 5
50 34,655 3.03 3
51 45,409 3.04 4
52 41,953 2.99 4
53 34,229 2.96 4
54 39,751 3.02 2
55 36,221 3.03 3
56 44,272 3.01 3
57 43,643 2.97 4
58 44,530 3.05 5
59 39,618 3.21 5
60 37,459 3.11 3
61 41,968 3.07 4
62 37,408 3.13 5
63 37,698 3.08 5
64 36,592 3.09 4
65 41,689 3.15 5
66 40,996 3.09 4
67 38,519 3.16 3
68 35,041 3.20 5
69 45,309 3.23 4
70 40,213 3.23 3
71 44,461 3.25 4
72 44,258 3.23 4
73 45,745 3.24 4
74 39,730 3.25 5
75 33,769 3.21 5
76 36,079 3.32 3
77 39,311 3.17 1
78 42,254 3.16 3
79 30,385 2.74 4
80 34,696 2.80 5
81 30,335 2.81 3
82 40,289 2.81 3
83 38,337 2.84 3
84 38,010 2.83 3
85 40,457 2.94 5
86 41,578 2.99 3
87 46,261 3.01 4
88 33,780 3.04 3
89 32,911 3.06 4
90 42,470 3.07 4
91 41,024 3.07 3
92 36,293 3.07 3
93 42,278 3.07 5
94 37,412 3.07 2
95 38,074 3.04 3
96 41,187 3.00 3
97 41,766 3.09 3
98 41,358 3.28 4
99 38,801 3.18 5
100 39,021 3.12 3
101 37,220 3.17 4
102 38,781 3.11 4
103 39,098 3.13 3
104 41,813 3.19 5
105 40,605 3.15 4
106 42,140 3.19 4
107 39,917 3.23 4
108 44,877 3.25 4
109 42,364 3.25 5
110 40,122 3.26 4
111 41,414 3.25 5
112 43,162 3.25 5
113 37,048 3.25 4
114 35,400 3.22 2
115 36,179 3.37 4
116 38,198 3.17 4
117 39,506 3.19 5
118 39,098 3.12 5
119 41,813 3.17 4
120 40,605 3.11 5

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