Line Graph
Graph your life in a line.
Main purpose
To show the difference of two variables during a period of time.
Example of when you would use a line graph
Comparison of 3 product sales in a year.
It shows how the prices of the products fluctuate within a year. The points every month are plotted and are in different groups. Each month, the price of the products increase, then they may decrease.
This is an example of a comparative line graph.
This is an example of a comparative line graph.
Jims attendance in elementary school
This is a graph on the amount of days that he missed from kindergarden to 6th grade.
When would you want to use one
There are many situations that involve line graphs. Examples would include rainfall, population, temperature, money, supply and demand, or anything that has to do with time series data.
Advantages and Disadvantages
Advantages:
Can compare multiple continuous data sets easily.
You can use a broken scale if the data start at a large number.
Disadvantages:
Use only with continuous data.
Inaccurate if drawn free hand.
Can compare multiple continuous data sets easily.
You can use a broken scale if the data start at a large number.
Disadvantages:
Use only with continuous data.
Inaccurate if drawn free hand.
How to creat one
- Draw the positive 'y' and 'x' axis.
- Label the lines with the appropriate constant numbers for your data.
- Add the title and label the axis.
- Plot data in your graph.
- Connect the dots in order of which you plot it.
- Add a key if necessary.
Created by
Jaylen Carter
Tamia Reed
Abbygayle M-B
Xabdiel Nunez
Tamia Reed
Abbygayle M-B
Xabdiel Nunez