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SPSS and Regression Equations

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Suppose a random sample of twelve families had the following annual income and savings. Using SPSS, answer the following questions.

Family Income, I (in Thousands) Savings, S (in Thousands)
1 22 2
2 18 2
3 17 1.6
4 27 3.2
5 30 3.0
6 21 2.0
7 23 1.9
8 28 3.1
9 15 1.5
10 20 2.5

a) What is the regression equation for Savings (S)?

b) Graph the points and a fitted line (as well as the slope).

c) If income is 25, what can you estimate savings to be?

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Solution Summary

SPSS is used to find regression equations and to estimate savings.

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Suppose a random sample of twelve families had the following annual income and savings. Using SPSS, answer the following questions.
Family Income, I (in Thousands) Savings, S (in Thousands)
1 22 2
2 18 2
3 17 1.6
4 27 3.2
5 30 3.0
6 21 2.0
7 23 1.9
8 28 3.1
9 15 1.5
10 20 2.5

a) What is the regression equation for Savings (S)

b) Graph the points and a fitted line (as well as the ...

Purchase this Solution
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