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The director of special events for Sun City believed that the amount of money spent on fireworks displays for the Fourth of July was predictive of attendance at the Fall Festival held in October. She gathered the following data to test her suspicion. 4th of July ($000) 10.0 5.5 |Fall = 12.0 8.0 7.5 9.0 10.6 10.0 R² Fall Festival (000) 8.9 6.4 11.5 10.2 6.0 11.1 7.5 8.4 4th of July ($000) 7.5 6.0 Regression coefficient 12.0 10.5 8.5 12.5 9.0 picture Click here for the Excel Data File a-1. Compute and report the regression equation that predicts "fall festival attendance" with "amount spent on Fourth of July fireworks". (Round your answers to 2 decimal places.) % Fall Festival (000) 9.5 12.4 6.6 10.1 6.1 12.0 10.3 a-2. Report the coefficient of determination. (Round your answer to 2 decimal places.) (July $ on Fireworks). a-3. Interpret the regression coefficient. (Round your answer to 4 decimal places.) b. Evaluate the regression assumptions based on an analysis of the residuals The regression assumptions based on an analysis of the residuals is The director of special events for Sun City believed that the amount of money spent on fireworks displays for the Fourth of July was predictive of attendance at the Fall Festival held in October. She gathered the following data to test her suspicion. 4th of July ($000) 10.0 5.5 |Fall = 12.0 8.0 7.5 9.0 10.6 10.0 R² Fall Festival (000) 8.9 6.4 11.5 10.2 6.0 11.1 7.5 8.4 4th of July ($000) 7.5 6.0 Regression coefficient 12.0 10.5 8.5 12.5 9.0 picture Click here for the Excel Data File a-1. Compute and report the regression equation that predicts "fall festival attendance" with "amount spent on Fourth of July fireworks". (Round your answers to 2 decimal places.) % Fall Festival (000) 9.5 12.4 6.6 10.1 6.1 12.0 10.3 a-2. Report the coefficient of determination. (Round your answer to 2 decimal places.) (July $ on Fireworks). a-3. Interpret the regression coefficient. (Round your answer to 4 decimal places.) b. Evaluate the regression assumptions based on an analysis of the residuals The regression assumptions based on an analysis of the residuals is
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Related Book For
Statistical Techniques In Business And Economics
ISBN: 9781260239478
18th Edition
Authors: Douglas Lind, William Marchal, Samuel Wathen
Posted Date:
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