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It is believed that the sales volume of one-liter Pepsi bottles depends on the price of the bottle and the price of a one-liter bottle of Coca-Cola. The following data have been collected for a certain sales region. The linear model Pepsi Sales = β0 + β1Pepsi Price + β2Cola Price + ε and the log-log model ln(Pepsi Sales) = β0 + β1ln(Pepsi Price) + β2ln(Cola Price) + ε have been estimated as follows:
Using Excel or R,what is the percentage of variations in the Pepsi Sales as explained by the log-log model?
Model Airplanes
Miniature replicas of airplanes designed either for collecting or as a hobby to assemble, often used in the context of model building or flying.
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Appreciated or considered of high worth, especially in a monetary or material sense.
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The amount of money required to purchase residential properties, which can fluctuate based on supply, demand, and economic conditions.
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