A Major Car Magazine Has Recently Collected Data on 30

True/False

A major car magazine has recently collected data on 30 leading cars in the U.S. market. It is interested in building a multiple regression model to explain the variation in highway miles. The following correlation matrix has been computed from the data collected: If only one independent variable (ignoring city mileage) is to be used in explaining the dependent variable in a regression model, the percentage of variation that will be explained will be nearly 74 percent.