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Regression Least Square Line

ByHomework Help Classof1

"Thirty seniors at Council High School were randomly selected and are asked to report age (in years) and mileage of their primary vehicles. Here are the data that were collected: R denotes an observation with a large standardized residual X denotes an observation whose X value gives it large influence. (a) Describe the relationship between vehicle age and mileage. Include a comment on the strength of association. (b) Determine the slope of the least-square line. Interpret the slope in the context of this problem. (c) Determine the intercept of the least-square line. Interpret the intercept in the context of this problem. (d) Minitab reports that R-sq = 77.0% for these data. Write a sentence that explains the significance of this number "

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Publication Date
Feb 7, 2013
Language
English
Category
Education & Language
Copyright
All Rights Reserved - Standard Copyright License
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By (author): Homework Help Classof1

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PDF

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