This Question: 1 pt 18 of 18 (11 EQuestion Hep regression ine? About the unexpla
ID: 2948008 • Letter: T
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This Question: 1 pt 18 of 18 (11 EQuestion Hep regression ine? About the unexplained variation? to three decimal places as needed) What does this tell you about the explained variation of the data about the regression line? ests [1% of the variation can be explained by the regression line ests an Round to one decdimal place as needed ) About the unexplained variation? eTests1 hapter 1 %ofthe variation is unexplained and is due to other factors or to sampling error. Round to one decimal place as needed) hapter 1 Chapter 1 Chapter 2 More in each of theExplanation / Answer
a)
coefficient of determination = r^2 = 0.177^2 = 0.031329'
= 0.031
b) this is given by 100 % * R^2
= 100 * 0.031329 % = 3.1 %
c)
unexplained variation
= 100 - 3.1
= 96.9 %
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