The article California State Parks Closure List Due Soon (The Sacramento Bee, August 30, 2009) gave the
Question:
a. Construct a scatterplot of the data.
b. Find the equation of the least-squares line. Do you think the least-squares line gives accurate predictions? Explain.
c. Delete the observation with the largest x value from the data set and recalculate the equation of the leastsquares line. Does this observation greatly affect the equation of the line?
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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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