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Regression Analysis

A large school district is reevaluating its teachers' salaries. They have decided to use regression analysis to predict mean teacher salaries at each elementary school. The researcher uses years of experience to predict salary. The raw data is given in th table below. The resulting equation was:

Salary Yrs. Exp.
24,265.00 8
27,140.00 5
22,195.00 2
37,950.00 15
32,890.00 11
40,250.00 14
36,800.00 9
30,820.00 6
44,390.00 21
24,955.00 2
18,055.00 1
23,690.00 7
48,070.00 20
42,205.00 16

Develop a scatter diagram. You can use QM, Excel or by hand. Also, please include the equation.

Solution Summary

Scatter diagram and regression equation for experience and salary data. Prediction of salary based on experience in also shown.

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