25. American Presidents The following table lists the ages at the time of death for the 38 deceased American presidents from George Washington to Ronald Reagan5:

a. Before you graph the data, think about the distribution of the ages at death for the presidents.
What shape do you think it will have?

b. Draw a stem and leaf plot for the data. Describe the shape. Does it surprise you?

c. The five youngest presidents at the time of death appear in the lower “tail” of the distribution. Identify these five presidents.

d. Three of the five youngest have one thing in common.
What is it?

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Washington 67 Arthur 57 J. Adams 90 Cleveland 71 Jefferson 83 B. Harrison 67 Madison 85 McKinley 58 Monroe 73 T. Roosevelt 60 J. Q. Adams 80 Taft 72 Jackson 78 Wilson 67 Van Buren 79 Harding 57 W. H. Harrison 68 Coolidge 60 Tyler 71 Hoover 90 Polk 53 F. D. Roosevelt 63 Taylor 65 Truman 88 Fillmore 74 Eisenhower 78 Pierce 64 Kennedy 46 Buchanan 77 L. Johnson 64 Lincoln 56 Nixon 81 A. Johnson 66 Ford 93 Grant 63 Reagan 93 Hayes 70 Garfield 49