Download - TX History Ch 1.3
Texas History
Chapter 1.3:
Using Graphs, Charts, & Tables
Houston: 1.95 millionDallas: 1.18 million
San Antonio: 1.14 millionAustin: .0657 million
Four Largest Texas Cities, 2000
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Houston Dallas SanAntonio
Austin
Population(In Millions)
Why are we studying this?
Lists of names, facts, and statistics are often clearest when presented visually. Understanding charts and graphs is an essential skill.
Using Graphs
•Statistics—information in the form of numbers
Houston: 1.95 millionDallas: 1.18 millionSan Antonio: 1.14 millionAustin: .0657 million
Using Graphs
• Bar graph—uses bars of different lengths to represent numbers or percentages for comparing information about different places or time periods
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Houston Dallas SanAntonio
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Population(In Millions)
Using Graphs
•Horizontal Axis—the line across the bottom of the graph
•Vertical Axis—is the line along the side
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Houston Dallas SanAntonio
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Population(In Millions)
Using GraphsV
ert
ical
Axis
Horizontal Axis
Using GraphsCollin County Population
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1950 1960 1970 1980 1990 2000
Population
• Line Graph—graph that indicates a trend or pattern over time, such as whether something is increasing, decreasing, or staying the same
Using Charts & TablesCollin County Race/Ethnicity, 2000
77%
5%
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8%
Anglo
Black
Hispanic
Other
Pie chart—chart showing how parts of a whole are divided
Using Charts & Tables
Tables help organize
and categorize informatio
n
County Pop. +
Harris 20.7%
Dallas 19.8%
Bexar 17.5%
Tarrant 23.6%
Travis 40.9%
Collin 86.2%
Population Growth 1990-2000
Using Charts & Tables
Timeline—chart showing a sequence of events
Using Charts & Graphs
• Flow Chart—Chart using boxes, arrows, or images to show a series of activities or steps
• Causation Chart—Chart that uses pictures, diagrams or arrows to show causes and effects of events
Item Usefulness or purpose
Bar Graph
Line Graph
Pie Chart
Table
Time Line
Flow Chart
Causation Chart
Item Usefulness or purpose
Bar Graph to compare data about different places or time periods
Line Graph to show a trend or pattern
Pie Chart to show how the parts of a whole are divided
Table to organize and categorize descriptive and/or statistical information
Time Line to show the sequence of a series of events
Flow Chart to show steps or a series of activities
Causation Chart To show the cause and effect of an event or situation
