Suppose the"cost"of a false negative (2c) is twice that of a false positive (c) (because for a false negative prenatal care would be delayed during the first trimester of pregnancy). If the standard home pregnancy-test kit (made by another drug company) has a sensitivity of .98 and a specificity of .98, then which test (the new or standard) will cost the least per woman using it in the general population and by how much

Which statement is true about the elements of the interface of a presentation program? a. the status bar appears at the top of the page and displays options to style your slides. b. the tool bar displays the thumbnails of your presentation slides in the order they will appear in the presentation. c. rulers indicate the margins, tabs, and indents in a presentation slide. d. the document area provides a list of commands to create, format, and edit presentations.