Buyers from online mega retailer Amazon.com use a star rating to rate products and sellers. You plan
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Show the data in a scatter diagram and use the least squares criterion to find the slope (b) and the intercept (a) for the best fitting line. Sketch the least squares line in your scatter diagram. Use the line to predict average daily Amazon sales for sellers with a star rating of 2.2.
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Related Book For
Understanding Business Statistics
ISBN: 978-1118145258
1st edition
Authors: Stacey Jones, Tim Bergquist, Ned Freed
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