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    Oct-2001 - Nov-2016

Category > Computer Science Posted 27 Jul 2017 My Price 9.00

equation of the regression line

Last cigarette. Take another look at the regression analysis of tar and nicotine content of the cigarettes in Exercise 29.

 

a) Write the equation of the regression line.

b) Estimate the Nicotine content of cigarettes with 4 milligrams of Tar.

c) Interpret the meaning of the slope of the regression line in this context.

d) What does the y-intercept mean?

e) If a new brand of cigarette contains 7 milligrams of tar and a nicotine level whose residual is 0.5 mg, what is the nicotine content?

Exercise 29

Cigarettes. Is the nicotine content of a cigarette related to the “tars”? A collection of data (in milligrams) on 29 cigarettes produced the scatterplot, residuals plot, and regression analysis shown:

a) Do you think a linear model is appropriate here? Explain.

b) Explain the meaning of in this context.

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Maurice Tutor
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Status NEW Posted 27 Jul 2017 10:07 PM My Price 9.00

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