Model Summary Model R R Square Adjusted R Square Std. Error of the Estimate 1 .458a 0.21 0.166 1.10954 a Predictors: (Constant), Price ANOVAa Model Sum of Squares df Mean Square F Sig. 1 Regression 5.891 1 5.891 4.785 .042b Residual 22.16 18 1.231 Total 28.051 19 a Dependent Variable: Sales b Predictors: (Constant), Price Coefficientsa Model Unstandardized Coefficients Standardized Coefficients t Sig. B Std. Error Beta 1 (Constant) 6.607 1.19 5.55 0 Price -5.184 2.37 -0.458 -2.188 0.042 a Dependent Variable: Sales What is the expected sales in a week if unit price is $0.49 (Round your answer up to 2 decimal points)