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How To Draw Frequency Polygon. To do this you will need to work out the midpoints of each group. Select a suitable class interval for the entire data that is available. Steps to Draw a Frequency Polygon Mark the class intervals for each class on the horizontal axis. Then select Insert - Charts - Insert Scatter - Scatter with Straight Lines.
How to Draw a Frequency Polygon. Under Horizontal Category Axis Labels click Edit and type in the cell range that contains the Midpoint values. Functional groups in organic chemistry are those which are responsible for the changes in the physical and chemical properties of an organic compound. Frequency polygons are particularly useful for comparing different sets of data on the same diagram. Steps to Draw Frequency Polygon. Select a suitable class interval for the entire data that is available.
Join the mid points of the tops of adjacent rectangles of the histogram by means of line segments.
Usually the class interval is plotted on the X- axis or the horizontal line and the frequencies that are corresponding to the class intervals are plotted on the Y- axis or the vertical line. The input table for the creation of the frequency polygon is summarized below. First we draw the line of the frequency polygon with the plot function. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Functional groups in organic chemistry are those which are responsible for the changes in the physical and chemical properties of an organic compound. Frequency polygons are particularly useful for comparing different sets of data on the same diagram.