16. A shortage of candidates has required school districts to pay higher salaries and offer extras to attract and retain school district superintendents. The following data show the annual base salary ($1000s) for superintendents in 20 districts in the greater Rochester, New York, area (The Rochester Democrat and Chronicle, February 10, 2008). 187 184 174 185 175 172 202 197 165 208 215 164 162 172 182 156 172 175 170 183 Use classes of 150-159, 160-169, and so on in the following. Show the frequency distribution. b. Show the percent frequency distribution. Show the cumulative percent frequency distribution. d. Develop a histogram for the annual base salary. Do the data appear to be skewed? Explain. What percentage of the superintendents make more than $200,000? a. c. e. f.
16. A shortage of candidates has required school districts to pay higher salaries and offer extras to attract and retain school district superintendents. The following data show the annual base salary ($1000s) for superintendents in 20 districts in the greater Rochester, New York, area (The Rochester Democrat and Chronicle, February 10, 2008). 187 184 174 185 175 172 202 197 165 208 215 164 162 172 182 156 172 175 170 183 Use classes of 150-159, 160-169, and so on in the following. Show the frequency distribution. b. Show the percent frequency distribution. Show the cumulative percent frequency distribution. d. Develop a histogram for the annual base salary. Do the data appear to be skewed? Explain. What percentage of the superintendents make more than $200,000? a. c. e. f.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.2: Introduction To Probability
Problem 99E
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Transcribed Image Text:16. A shortage of candidates has required school districts to pay higher salaries and offer extras
to attract and retain school district superintendents. The following data show the annual base
salary (S1000s) for superintendents in 20 districts in the greater Rochester, New York, area
(The Rochester Democrat and Chronicle, February 10, 2008).
187
184
174
185
175
172
202
197
165
208
215
164
162
172
182
156
172
175
170
183
Use classes of 150-159. 160-169, and so on in the following.
Show the frequency distribution.
b.
a.
Show the percent frequency distribution.
Show the cumulative percent frequency distribution.
d. Develop a histogram for the annual base salary.
Do the data appear to be skewed Explain.
f.
C.
e.
What percentage of the superintendents make more than $200.000?
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