Based on the regression results, which variable is more significant in predicting sales? How did you find it? Model Unstandardized coefficients Standardized Sig coefficients B Std. Error Beta Constant 0.156 0.11 2.394 10.17 Advertising 0.054 0.67 0.006 2.185 0.651 Expenditure Number of faulty -0.432 0.023 10.432 18.523 0.021 products Number of faulty products, Std. Error Advertising Expenditure, Beta Advertising Expenditure, Std. Error Number of faulty products, Beta