Using the Body Fat data set with weight as the response variable and chest circumference as the explanatory variable (a) fit a simple linear regression model relating weight to chest circumference (b) create a residual plot for the residuals associated with the fitted model (c) create a normal probability plot for the residuals from the fitted model (d) assess the validity of the simple linear regression model assumptions (e) create a fitted line plot for the simple linear regression model relating weight to chest circumference Percent 99 9 99 95 90 80 70 60 50 40 30 20 10 5 0 1 1 Normal Probability Plot Standardized Residual (a) Percent 99 9 99 95 90 80 70 60 50 40 30 20 10 0 1 1 Normal Probability Plot Standardized Residual (b)

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Question: Using the Body Fat data set with weight as the response variable and chest circumference as the explanatory variable (a) fit a simple linear regression

Using the Body Fat data set with weight as the response variable and chest circumference as the explanatory variable

(a) fit a simple linear regression model relating weight to chest circumference.

(b) create a residual plot for the residuals associated with the fitted model.

(c) create a normal probability plot for the residuals from the fitted model.

Percent 99.9 99 95 90 80 70 60 50 40 30 20

(d) assess the validity of the simple linear regression model assumptions.

(e) create a fitted line plot for the simple linear regression model relating weight to chest circumference.

Percent 99.9 99 95 90 80 70 60 50 40 30 20 10 5 0.1 1 Normal Probability Plot Standardized Residual (a) Percent 99.9 99 95 90 80 70 60 50 40 30 20 10 0.1 1 Normal Probability Plot Standardized Residual (b)

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