a librarian is interested in how many books an average visitor checks out. she keeps a tally of how many books are checked out by each visitor as she scans them. what type of sample is this?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. find the lateral area for the prism. l.a. = 0123456789