Wageweb.com exhibits salary data obtained from surveys. It provides compensation information on over 170 benchmark positions, including finance positions. It reports the salaries of chief finance officers for mid- sized firms. Suppose that a sample is taken of the annual salaries for 25 CFOs. Assume the data are in thousands of dollars.
|
173.1
|
171.2
|
141.9
|
112.6
|
211.1
|
156.5
|
145.4 134.0 192.0
|
|
185.8
|
168.3
|
131.0
|
214.4
|
155.2
|
164.9
|
123.9 161.9 162.7
|
|
178.8
|
161.3
|
182.0
|
165.8
|
213.1
|
177.4
|
159.3
|
a. Calculate the mean salary of the CFOs.
b. Based on measures of the center of the data, determine if the CFO salary data are skewed.
c. Construct a box and whisker plot and summarize the characteristics of the CFO salaries that it reveals.