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Scatter Plot Graphing

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By: Julia Garcia

Juliana Bove

Kelli Koenig

Period 5

- Definition: A graph in which two sets of data are plotted as ordered pairs in a coordinate plane.
- Used to find the relationship between multiple sets of data.
- Numerical data is used.

- Collect data as ordered pair
- Make graph and plot points
- Determine the correlation/relationship
(positive, negative, or none)

- Social Media Apps and Sleep

- Does the amount of social media apps on your phone or iPod effect the average amount of sleep you get?
- There is no correlation between the two variables, so they don’t affect one another.

- Babe Ruth’s Homeruns

- Do years of experience effect the amount of homeruns Babe Ruth scored in baseball from 1918 to 1927?
- There’s a positive correlation which means the years of experience does affect the amount of homeruns hit.

- They can be used to display large amounts of data.
- Easy to analyze relationships between two quantities.
- Easy to predict what is coming next in data.

- Can be hard to read because of overplotting.
- Takes a long time to graph.
- Hard to tell where exactly a point is placed if it’s not on an intersection.

- www.yahoo.com
- www.google.com
- www.baseball-almanac.com
- www.baberuthcentral.com
- Glenoce McGraw-Hill Algebra 1 Textbook