Tea Tree Oil is used commercially in many products including shampoos, body lotions and toiletries, but there is no legislation requiring manufacturers to state the concentration of tea tree oil in these products.
Line Graphs. One of the most common graphs you will encounter is a line graph. Line graphs simply use a line to connect the data points that you plot. They are most useful for showing trends, and for identifying whether two variables relate to (or correlate with) one another.
Draft. Graph RefMat May 13, 2002 10:07 AM 33 Scatter Graphs DefinitionScatter graphs, sometimes called âdotâ graphs or XY graphs, plot the relationship betweentwo variables. The first variable is measured along the x-axis and the second along the y-axis.