Graphs: Bar Graphs, Line Graphs, Double Bar Graphs, Circle Graphs, and Pictographs.
Advantage - Good for comparing across categories.
Disadvantage - You can only use it with several data.
Advantage - Good for showing changes over time.
Disadvantage - You can only use it when it changes over time.
Double Bar Graphs
Advantage - Good for comparing 2 sets of data across categories.
Disadvantage - You might get mixed up.
Advantage - Good for comparing to the whole using percents.
Disadvantage - You will not know the exact number and it also takes long to do.
Advantage - Good for comparing data that can be counted easily.
Disadvantage - You will not know if it is a half or not.
3 ways you can misrepresent a graph.
Break in the y-axis.
Make one picture bigger than the other.
Colour one bar different from the others.
The 2 graphs that will show it more accurately are line graphs and a bar graph.
If I was selling Pizza Subs I will continue because a lot of people are buying every week.
I would choose a Line Graph because it shows that every month, a lot more people are choosing healthy food.