How are double line graphs misleading?

It is used to find the change in data. For example weather, high and low temperature. Hope this helped.

They show a comparison between the two graphs. They can show the intersection of the two graphs.

Double lined graphs are used to compare two different variables.For example:The x-axis could contain years.The y-axis could contain an amount for a population.The points on the graphs could contain...

a double line graph is a graph that is same as a line graph but there are two lines

They are used for when each data group contains two different sets of frequency data. A double bar graph is used to compare both between and within data groups