PS Problem 12.4 presented data on ten precincts.

The information is reproduced here.

Precinct Percentage democrat Percentage Minority Percentage voter Turnout a 33 9 36 B 78 15 60 C 62 18 64 d 50 10 56 E 45 12 55 F 56 8 52 g 85 20 25 h 25 0 42 i 13 5 89 J 33 9 88 Take voter turnout as the dependent variable and do the following:

a. Find the multiple regression equations (un stand-

ardized).

b. What turnout would you expect for a precinct in which 0% of the voters were Democrats and 5% were minorities?

c. Compute beta-weights for each independent variable and compare their relative effect on turnout.

Which was the more important factor?

d. Compute R2

.

e. Write a paragraph summarizing your findings.