It seems logical that restaurant chains with more units (restaurants) would have greater sales. Can we predict sales by measuring restaurant chain's number of units? Presented below are data from nine large restaurant chains. Use the accompanying scatterplot; correlation matrix and simple linear regression output to answer the question that follows the output__ Chain Number of units in thousand: 17.1 7.9 4.8 Sales in billions 12.4 7.5 6.8 8.7 4.6 McDonald' $ Burger King Taco Bell Pizza Hut Wendy $ KFC Subway Dairy Queen Hardee'$ 4.6 2.9 2.7 2.7 11.2 5.1 2.9 1 12.5 Units (x)