Tyler Kimble Karrah Allen Joseph McKeon Period 2 Line Graph Tyler Kimble Karrah Allen Joseph McKeon Period 2

Definition A graph that shows information that changes over time. Reason To show the profit of sales in a business over a period of time. To show the change in temperature of an area over a period of time.

Data needed to make a line graph Example of a line graph Data needed to make a line graph At least a single set of data and numerical data Line graph | Noura's Blognouramohammed2435.wordpress.com

Our Line Graph temperature Monday 46 Tuesday 45 Wednesday 50 Thursday Friday saturday Sunday 40 http://www.weather.com/weather/tenday/USNY0996

How To Make A Line Graph Gather data that is occurring over time Figure out your X and Y variables Put the data into a table that labels it as the X and Y variables Plot the ordered pairs Connect the dots creating a line graph

Problem What is the range of temperatures of the week shown in the graph?

Answer The range of temperatures in the week shown in the graph is 10°F.

Advantages You can see a clear progression of data over a period of time. You can have multiple sets of data by using a double or triple line graph.

Disadvantages Its harder to show an average for one set data. If you have data that is all happening at the same time, it is impossible to graph that on a line graph.

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