Scrooge McDuck National Bank wants to know whether the loan officers at four different branches are lending different sums of money. In the month of June, the Northside branch loaned 2.6 million dollars, the Southside branch loaned 2.2 million dollars, the Eastside branch loaned 2.1 million dollars, and the Westside branch loaned 2 million dollars. What type of analysis will the bank's statisticians run to determine if these four branches are lending significantly differentamounts of money:

analysis of variance

multinomial analysis of proportions

confidence interval

binomial analysis of proportions