A bank developed a model for predicting the average checking and savings account balance as balance 19 681 326 age 1 347 x years education 0 117 x household wealth a Explain how to interpret the numbers in this model b Suppose that a customer is 35 years old is a college graduate so that years education 16 and has a household wealth of 160 000 What is the predicted bank balance a The number 19 681 The number 326 The number 1 347 The number 0 117 11111 means that the average account balance decreases by 0 117 for each 1 increase in household wealth means that the average account balance increases by 0 117 for each 1 increase in household wealth means that the average account balance decreases by 0 117 for each 1 increase in household wealth means that the average account balance increases by 0 117 for each 1 increase in household wealth does not have a mean ful interpretation