Moving Total Curve. -- A curve in which each value is the total for an overlapping period of time.

Ogive Chart. -- A frequency distribution in which "more than" or "less than" data are presented. One scale of the grid represents percentages and the other scale represents "more than" or "less than" values. See frequency chart.

10(P/o Band Chart. -- See percentage curve chart.

^^"^ GRAPHIC PRESENTATION

100% Bar Chart. -- A chart in which a single bar represents 100% and the divisions of the bar represent percentages of the whole.

100% Block Chart.-- See 100% square chart.

100% Square Chart. -- An area bar chart in which both dimensions are in percentages. See area bar chart.

Organization Chart. -- Graphic explanation of the structure of a business, government, school, or other unit of operation.

Percentage Band Chart. -- See percentage curve chart.

Percentage Bar Chart. -- See 100% bar chart.

Percentage Curve Chart. -- A component curve chart in which data is presented on the basis of 100%. See component curves chart.

Pictogram. -- See graphic narrative, and pictorial unit bar chart.

Pictorial Map. -- See statistical map.

Pictorial Unit Bar Chart. -- A bar chart in which comparisons are made by using a number of symbols, each of which represents a specific value.

Pie Chart. -- See sector chart.

Pin Map. -- See statistical map.

Plate. -- The composition, whether zinc, lead, etc., which is used to make the printed impression on paper.

Plotting (Plotted). -- Placing a curve or other representations on a grid.