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Presenting Scientific DataSection 1.4
Physical ScienceMrs. Wallace
Organizing DataData can be organized into data tables & graphs
Data table
City Average annual rain
Buffalo, NY 98.0 cm
Chicago, IL 91.0 cm
Colorado Springs, CO 41.2 cm
Houston, TX 117.0 cm
San Diego, CA 25.1 cm
Tallahassee, FL 166.9 cm
Tucson, AZ 30.5 cm
Types of GraphsLine graph: shows changes that occur to related
variables
Bar graph: useful for grouping into categories
Pie graphs: useful for showing how one part relates to the whole
Line Graphs
Categ
ory
1
Categ
ory
2
Categ
ory
3
Categ
ory
40
0.51
1.52
2.53
3.54
4.5
Series 1Series 2Series 3
RelationshipsDirect relationship: when one variable goes up,
the other goes up OR when one variable goes down, the other variable goes downDirect relationship usually between amount of
education & income
Indirect relationship: one variable goes up, the other goes down OR one variable goes down, the other goes up Indirect relationship usually between
Bar Graphs
A's B's C's D's0
1
2
3
4
5
6
7
Circle GraphsSales
A'sB'sC'sD'sF's