The U.S. voting age populations (in millions) and the turnout of the voting age populations (in millions) for federal elections for nine nonpresidential election years are shown in the table. The equation of the regression line is ŷ = 0.369x + 0.994.

Use the data to find

(a) The coefficient of determination r² and interpret the result,

(b) The standard error of estimate s_e and interpret the result.

Transcribed Image Text:

Voting age population, r 158.4 169.9 178.6 185.8 193.7 Turnout in federal elections,y 58.9 67.6 65.0 67.975.1 Voting age population, r Turnout in federal elections, y 200.9215.5 220.6 235.8 73.1 79.8 80.6 90.7