The Condé Nast Traveler Gold List provides ratings for the top 20 small cruise ships. The following data shown are the s

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The Conde Nast Traveler Gold List Provides Ratings For The Top 20 Small Cruise Ships The Following Data Shown Are The S 1 (176.14 KiB) Viewed 61 times

The Condé Nast Traveler Gold List provides ratings for the top 20 small cruise ships. The following data shown are the scores each ship received based upon the results from Condé Nast Traveler's annual Readers' Choice Survey. Each score represents the percentage of respondents who rated a ship as excellent or very good on several criteria, including Shore Excursions and Food/Dining. An overall score was also reported and used to rank the ships. The highest ranked ship, the Seabourn Odyssey, has an overall score of 94.6, the highest component of which is 97.8 for Food/Dining. Shore Excursions Overall Food/Dining 94.6 90.7 97.8 93.1 84.1 96.5 92.7 99.8 88.5 91.3 94.7 96.9 90.6 87.9 91.1 Ship Seabourn Odyssey Seabourn Pride National Geographic Endeavor Seabourn Sojourn Paul Gauguin Seabourn Legend Seabourn Spirit Silver Explorer Silver Spirit Seven Seas Navigator Silver Whisperer National Geographic Explorer 90.1 82.3 99.0 90.1 86.1 91.9 89.7 92.8 88.7 89.4 85.8 90.6 89.3 83.4 90.6 89.1 82.0 88.4 88.9 92.9 89.6 Silver Cloud 78.5 91.5 88.5 87.2 91.6 73.4 Celebrity Xpedition Silver Shadow Silver Wind 87.4 74.9 89.6 86.4 78.3 91.7 SeaDream II 86.2 77.6 90.7 Wind Star 86.3 76.6 91.4 Wind Surf 86.2 72.4 89.2 Wind Spirit 85.4 77.6 91.7 a. Determine an estimated regression equation that can be used to predict the overall score given the score for Shore Excursions (to 3 decimals). Overall = + Shore Excursions b. Consider the addition of the independent variable Food/Dining. Develop the estimated regression equation that can be used to predict the overall score given the scores for Shore Excursions and Food/Dining (to 3 decimals). Overall = + Shore Excursions + Food/Dining c. Predict the overall score for a cruise ship with a Shore Excursions score of 80 and a Food/Dining Score of 90. (to 2 decimals)