An investigation of the relationship between x = traffic flow (thousands of cars per 24 hours) and
Question:
a. Plot the (x, residual) pairs. Does the resulting plot suggest that a simple linear regression model is an appropriate choice? Explain your reasoning.
b. Construct a standardized residual plot. Does the plot differ significantly in general appearance from the plot in Part (a)?
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Related Book For
Statistics The Exploration & Analysis Of Data
ISBN: 9780840058010
7th Edition
Authors: Roxy Peck, Jay L. Devore
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