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Listed below are the 44 U.S. presidents and their age as they began their terms in office.
Number
Name
Age
1
Washington
57
23
B. Harrison
55
2
J. Adams
61
24
Cleveland
3
Jefferson
25
McKinley
54
4
Madison
26
T. Roosevelt
42
5
Monroe
58
27
Taft
51
6
J. Q. Adams
28
Wilson
56
7
Jackson
29
Harding
8
Van Buren
30
Coolidge
9
W. H. Harrison
68
31
Hoover
10
Tyler
32
F. D. Roosevelt
11
Polk
49
33
Truman
60
12
Taylor
64
34
Eisenhower
62
13
Fillmore
50
35
Kennedy
43
14
Pierce
48
36
L. B. Johnson
15
Buchanan
65
37
Nixon
16
Lincoln
52
38
Ford
17
A. Johnson
39
Carter
18
Grant
46
40
Reagan
69
19
Hayes
41
G.H.W. Bush
20
Garfield
Clinton
21
Arthur
G. W. Bush
22
47
44
Obama
Use a statistical software package such as Excel or Minitab to help answer the follow- ing questions.
a. Determine the mean, median, and standard deviation.
b. Determine the first and third quartiles.
c. Develop a box plot. Are there any outliers? Do the amounts follow a symmetric dis- tribution or are they skewed? Justify your answer.
d. Organize the distribution of ages into a frequency distribution.
e. Write a brief summary of the results in parts a to d.
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LINEAR PROGRAMMING MODELS
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