To choose a chart type pick the type from the Type drop down menu in the Chart Settings group. Types include:
Line: Each series is drawn a sequence of points connected by a line.
Polar: Each series is plotted in polar coordinates where the X axis data represents the angle and the Y axis data represents the radius.
Scatter: Each series is drawn a sequence of points without a connecting line.
Smith: A specialized chart type of complex values. This chart can only support measurements with complex output.