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A nation job placement company is interested in the developing model that may be employed to describe the variation in starting salaries for college graduates based upon the college GPA. The following data were gathered through the random sample of the clients with which this company has been associated.

GPA Starting Salary
3.2 $35,000
3.4 $29,500
2.9 $30,000
3.6 $36,400
2.5 $31,500
3 $29,000
3.6 $33,200
2.9 $37,600
3.5 $36,000

Based upon this sample information find out what percent of variation in starting salaries is stated by GPA, and find out an equation which would predict salary from GPA. Provide the scatter plot.

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