If every kth customer is approached, find k so that 60 customers are approached. A bank manager wants to survey customers as they leave the store on a certain day. There are about 410 customers each day. The manager would like to get feedback from at least 30 customers by performing systematic sampling. From past experience, the manager knows that if 60 customers are approached, about 30 of them will participate in the survey. Complete parts (a) and (b) below