​(a) Find the coefficient of determination and interpret the result. How can the coefficient of determination be​ interpreted?​(b) Find the standard error of estimate se and interpret the result. How can the standard error of estimate be​ interpreted?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter1: Equations And Graphs
Section1.3: Lines
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​(a) Find the coefficient of determination and interpret the result. How can the coefficient of determination be​ interpreted? ​(b) Find the standard error of estimate se and interpret the result. How can the standard error of estimate be​ interpreted?
The money raised and spent (both in millions of dollars) by all congressional campaigns for 8 recent 2-year periods are shown in the table. The equation of the
regression line is y = 0.948x + 23.756. Complete parts a and b.
Money raised, x
470.8
651.8
748.5
776.2
791.1
1049.5
950.7
1200.3
Money spent, y
448.6
682.1
745.3
763.3
740.2
1010.6
931.9
1162.6
(a) Find the coefficient of determination and interpret the result.
(Round to three decimal places as needed.)
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Transcribed Image Text:The money raised and spent (both in millions of dollars) by all congressional campaigns for 8 recent 2-year periods are shown in the table. The equation of the regression line is y = 0.948x + 23.756. Complete parts a and b. Money raised, x 470.8 651.8 748.5 776.2 791.1 1049.5 950.7 1200.3 Money spent, y 448.6 682.1 745.3 763.3 740.2 1010.6 931.9 1162.6 (a) Find the coefficient of determination and interpret the result. (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer. Check Answer Clear All parts remaining 11:
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