problem: The information technology shop of Glob us Enterprises is developing software to control the developed processes of a chemical plant. As part of the systems integration effort, one team of software testers in given responsibility to conduct twenty (20) tests on software components that control separation of feedstock into different chemical products. Experience shows that this testing effort can be carried out in different in values of time, depending on how many testers are employed on it, as shown in the following table:
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Number of Testers
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Employed Effort
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Duration of Testing
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3 testers
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14 days
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4 testers
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10 days
|
|
5 tester
|
9 days
|
|
6 tester
|
8 days
|
The cost of Glob of employing a tester averages out to 220 dollar per day. Make the graph showing total rate expenditures for different numbers of testers employed.