Reference no: EM13867863

Listed below are the 44 U.S. presidents and their age as they began their terms in office.

Number	Name	Age	Number	Name	Age
1	Washington	57	23	B. Harrison	55
2	J. Adams	61	24	Cleveland	55
3	Jefferson	57	25	McKinley	54
4	Madison	57	26	T.  Roosevelt	42
5	Monroe	58	27	Taft	51
6	J. Q. Adams	57	28	Wilson	56
7	Jackson	61	29	Harding	55
8	Van Buren	54	30	Coolidge	51
9	W. H. Harrison	68	31	Hoover	54
10	Tyler	51	32	F. D. Roosevelt	51
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	55
15	Buchanan	65	37	Nixon	56
16	Lincoln	52	38	Ford	61
17	A. Johnson	56	39	Carter	52
18	Grant	46	40	Reagan	69
19	Hayes	54	41	G.H.W. Bush	64
20	Garfield	49	42	Clinton	46
21	Arthur	50	43	G. W. Bush	54
22	Cleveland	47	44	Obama	47

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.