Graphs, Charts and Diagrams

1
Graphs, Charts and Diagrams

• PGeo pp. 14-17
• 1.1c Interpret and construct charts and
  geographic databases.

2
I. What is a graph?

• A. Summarizes/presents information visually
• 1. Title describes the subject
• 2. Labels
• a. vertical axis tells what is being
  measured
• b. horizontal axis tells units of
  measurement

3
II. Bar, Line and Circle Graph

• Bar Graph
• Uses bars or wide lines to compare data such as
  quantities

http//www.ncsu.edu/labwrite/res/gh/gh-bargraph.ht
ml
4

• B. Line Graphs
• 1. shows changes over a period of time, amounts
  are plotted and then connected by a line

Using Data and Statistics The Math League
5

• C. Circle Graphs
• 1. shows the whole divided into parts, pie graph

Using Data and Statistics The Math League
6
III. Charts

• Presents related facts and numbers in an
  organized way
• Arranged in rows and columns
• Flow Charts shows order of how things happen or
  are related

7
Chart examples

• http//www.infopeople.org/search/chart.html

http//deming.eng.clemson.edu/pub/tutorials/qctool
s/flowm.htmExample
8
IV. Pictographs

• A. Uses pictures or symbols to show comparisons,
  like a bar graph

9
V. Climographs

• Climate graphs, line and bar graph to show
  overall climate
• Shows several kinds of information
• 1. rainfall
• 2. temperature
• 3. month of the year

10
VI. Diagrams

• Shows steps in a process
• Parts of an object
• Explains how something works

11
Assignment

• On the next clean page in your spiral, using
  newspapers or magazines
• Find and cut out examples of a bar graph, line
  graph, circle graph, chart and diagram.
• Glue or tape them into your spiral, one example
  per page.
• At the top of the page, label the type of
  example. At the bottom of the page, write a short
  explanation of why it is that type of
  chart/graph and what information is being
  presented.