Ch 2 Organizing Data Vocabulary data table bar

Ch. 2: Organizing Data Vocabulary: data table, bar graph, x-axis, y-axis, line graph, circle graph, diagram

Gathering and Recording Data • Now that you have gathered some data in an experiment, you need to do something with it. • These slides will show you some options that you have for organizing your data.

Data Tables • Data tables are charts that show information in rows and columns. Plants Grown in My Garden Plants Number of Fruits or Vegetables Tomatoes 4 Green Peppers 3 Okra 8 Cabbages 6 Strawberries 9 Pumpkins 6

Bar Graphs • Bar graphs show data as bars of different lengths. • Some people say that reading a bar graph is easier than seeing the information on a table. • Bar Graphs have a bunch of different parts: the x-axis, the y-axis, the scale, and the labels.

Bar Graphs

Line Graphs • Line Graphs have all the same parts that bar graphs have, except that it shows how data changes over time.

Circle Graphs • A Circle Graphs tells how much space out of 100% a certain piece of data takes up. Amount of Oxygen in the Atmosphere

Diagrams • Diagrams are drawings that show the parts of something. • Usually there will be a caption and labels to explain what the picture is.

Questions about Chapter 2 1. What kind of display do you use to show changes over time? 2. How many cabbages were grown on the bar graph? 3. What is a circle graph used for? 4. What are captions? 5. Why do all displays need labels?