Suppose we create the following model using quantitative variables X and profit (in dollars) and categorical variable group (A, B, C) lm( log(profit) ~ X + Group , data=Data ) The coefficients table is below: Variable Estimate of coefficient p-value (intercept) 1 0.0242 X 1.6 0.0073 GroupB 0.01 0.6765 GroupC 0.8 0.0044 In Group C, when X = 2.8, the predicted profit equals $ ____