Arithmetic Scale. -- An amount scale on a grid with equal numerical

values represented by equal special intervals. Band Chart. -- See component curves chart. Bar Chart. -- Presentation of data in the form of bars whose lengths

and divisions indicate values. Bell Curve Chart. -- A frequency chart in which the distribution

assumes the shape of a bell. See frequency chart. Bilateral Bar Chart. -- A bar chart in which the bars extend both

above and below, or both to the left and to the right of, a

common line. Bleed-Out -- An illustration on a printed page which extends as far as the edge of the page, leaving no white space between the edge of the illustration and the edge of the page. Buck-Shot Chart. -- See scatter chart. Carto^ram. -- See statistical map. Chronology Chart. -- The presentation of data with the emphasis

on time rather than quantity or quality. Circle Chart. -- Presentation of data in the form of a circle. The

area may be proportional to the corresponding facts, or the

circle may be divided into sectors. See sector chart.

Classification Chart. -- A chart in which facts, data, etc., are so arranged that the place of each in relation to all is readily seen.

Column Chart. -- A bar chart in which the bars are arranged vertically. See bar chart.

502 GRAPHIC PRESENTATION

Compound Bar Chart. -- A bar chart with several contrasting bars. See bar chart.

Component Bar Chart. -- A bar chart in which each bar is divided into two or more parts.