Making &reading tables & graphs

Why use graphs & tables? They help organize information They help in interpreting information

When to use a table When you want any easy way to organize and share data. NumberItemPriceTotal 2Plates$10$20 14Forks$1.20$16.80

When to use a graph Showing the relationship between two or more things. Such as time of day & temperature or which ice cream flavor is most popular. Left side: what is something a car dealership might graph.

When to use a line graph Use a line graph with two numeric variables: Change in temperature over time. Left side: which month has the highest temperature.

Making a line graph The title should be about how the independent variable impacts the dependent variable. The X axis is always the independent variable The y axis is always the dependent variable Units are written in parenthesis (e.g. (cm) or (L)

When to use a bar graph Use a bar graph when you have one numeric & one category variable: How much money was spent on different items? Left side: What items did the person spend more on in Dec.

When to use a pie chart Use pie chart when examining percent/ proportions Left side: What ice cream flavors were most popular among 100 people? How do you know?

Summary: Answer the follow in a paragraph 1. What type of graph would be best to use when comparing temperature to plant growth? 2. What type of graph would you use to determine what kind of tree is most common in a forest? 3. Why would you record data in a table?