1 / 10

# Displaying Distributions With Graphs - PowerPoint PPT Presentation

Displaying Distributions With Graphs. Section 1.1. A Picture is worth a thousand words. First three rules for describing data: Make a picture Make a picture Make a picture. Categorical Data.

Related searches for Displaying Distributions With Graphs

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.

## PowerPoint Slideshow about 'Displaying Distributions With Graphs' - hunter

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.

- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

### Displaying Distributions With Graphs

Section 1.1

• First three rules for describing data:

• Make a picture

• Make a picture

• Make a picture

• The following table displays the sales figures and market share (percent of total sales) achieved by several major soft drink companies in 1999. That year a total of 9930 million cases of soft drink were sold.

• Label axes

• Horizontal Axis is the categories

• Vertical Axis can be

• Counts (Frequency)

• Proportions (Relative Frequency)

• Percents

• Draw vertical bars to represent counts, proportions, or percents

• The most accurate way to create a pie graph is to use a computer. However pie graphs can be created using estimation, or by using a protractor and using the appropriate number of degrees to create the graph.

Bar Graphs show a bar that represents either the count, proportion, or percentage of each category. Bar graphs may or may not show all categories.

Pie Graphs show how a “whole” divides into categories using either the proportion or percentage. To use a pie graph you must include all the categories that make up the whole.

Further Resources proportion, or percentage of each category. Bar graphs may or may not show all categories.

• Practice of Statistics: pg 8-9

• Homework 1.1: #2