Communicating With Graphs. Main Types of Graphs In science, we will use three main types of graphs...
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Transcript of Communicating With Graphs. Main Types of Graphs In science, we will use three main types of graphs...
Communicating With Graphs
Main Types of Graphs
In science, we will use three main types of graphs to communicate data:Line GraphsCircle GraphsBar Graphs
Every graph is different, and shows data differently.
Bar Graphs
Key ComponentsTitlesBarsKeyColor
Useful in graphing trends in dataNumber of internet users vs. the day of the weekNumber of pets per student in the classroom
Useful when putting data into categoriesType of movie vs. how many were released in 2013
Circle Graph
Key ComponentsPercentsCircleKeyTitles
Pie charts are useful for data that represents part of a whole.EX: Out of our entire class, what is your favorite
color, movie category, month….
Line Graphs
Key ComponentsTitlesLine!KeyColor
Show a change in data over time.EX: Amount of rainfall in inches over a year.
Speed of a car
What makes a good graph? What do you think? Write a few notes down!
Cat Dog Fish Pig Horse0
5
10
15
20
25
Number of Pets in 1st Period
Type of Pet
Num
ber
of
Pets
Animals
Was this a good graph?
Cat Dog Fish Pig Horse0
5
10
15
20
25
Number of Pets in 1st Period
Type of Pet
Num
ber
of
Pets
Animals
Good Bar/Line Graphs Should Have:
A title – describes what the graph is showing
X + Y Axis titles
X + Y Axis data X = category (cat, dog, bird, fish) Y = numbers (count by 1, 2, 5, 10, whatever makes
sense)
Color
Key
Neatness!
What about Circle Graphs? What does this graph have? Is it missing anything?
What about Circle Graphs? What does this graph have? Is it missing anything?
Circle Graphs Need
A circle
100 % - You must account for all 100%, not 45%, a whole 100%
A Key
Color
Titles! – the title should explain what you are looking at on the graph.
Practice! What is the graph missing?
Practice! What is the graph missing?
Practice! What is the graph missing?
Practice! What is the graph missing?