Question 2
2. Since 1981, Fortune magazine has been tracking what they judge to be the “best 100 companies to work for.” The companies must be at least ten years old and employ no less than 500 people. Below are the top 25 from the list compiled in 1998, together with each company’s percentage of females, percentage of job growth over a 2 year span, and number of hours of professional training required each year by the employer.
|
Company Name |
Women (%) |
Job Growth (%) |
Training (hr/yr) |
|
|
|
|
|
|
Southwest Airlines |
55 |
26 |
15 |
|
Kingston Technology |
48 |
54 |
100 |
|
SAS Institute |
53 |
34 |
32 |
|
FEL-Pro |
36 |
10 |
60 |
|
TDIndustries |
10 |
31 |
40 |
|
MBNA |
58 |
48 |
48 |
|
W.L.Gore |
43 |
26 |
27 |
|
Microsoft |
29 |
22 |
8 |
|
Merck |
52 |
24 |
40 |
|
Hewlett-Packard |
37 |
10 |
0 |
|
Synovus Financial |
65 |
23 |
13 |
|
Goldman Sachs |
40 |
13 |
20 |
|
MOOG |
19 |
17 |
25 |
|
DeLoitte & Touche |
45 |
23 |
70 |
|
Corning |
38 |
9 |
80 |
|
Wegmans Food Products |
54 |
3 |
30 |
|
Harley-Davidson |
22 |
15 |
50 |
|
Federal Express |
32 |
11 |
40 |
|
Proctor & Gamble |
40 |
1 |
25 |
|
Peoplesoft |
44 |
122 |
0 |
|
First Tennessee Bank |
70 |
1 |
60 |
|
J.M. Smucker |
48 |
1 |
24 |
|
Granite Rock |
17 |
29 |
43 |
|
Petagonia |
52 |
5 |
62 |
|
Cisco Systems |
25 |
189 |
80 |
a.Find the mean, range, variance, and standard deviation for each of the three variables shown in the list. Present your results in a table.
b.Using your results from (a), compare the distributions for job growth percentage and percentage of women employed. What can you conclude?
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