Descriptive Graphs

BA501 : The Class : Statistics : Descriptive Graphs
Descriptive Graphs

§ Assignments and Activities §

Descriptive graphs are designed to show the shape of the data. Arranged data are much easier to understand and interpret than data presented in a random manner. You will study frequency distributions, histograms, frequency polygons, ogives and pie charts in this topic. In most cases, you will be able to use Excel to aid you in this process.

Objectives:
These are the objectives for this topic:

1. Calculate a frequency distribution using Excel.
2. Use a frequency distribution to create histograms, frequency polygons, ogives and pie charts.
3. Use nominal data to create pie charts and bar charts.

Thought for the Day

Use Virtual Conference Center to post questions to help each other solve problems and do assignments. Click on the Communications button above for instructions on your username and password. See the class calendar for announcements and assignments.

To complete this Topic successfully, please complete the following activities in the order shown below:

Text TEXTBOOK READING: Read Chapters 1 and 2 in Kvanli, et. al.

Optional and free on-line texts for statistics: HyperStat and StatSoft

ON-LINE LESSON 1: How to create graphs: Introduction

ON-LINE LESSON 2: How to create graphs: Examples

SPREADSHEET: Excel and Equations

ASSIGNMENT: Home Work

Look here before beginning quiz if using a telephone modem.

Self Text: Practice Quiz

Visit this Web site, click on Tools & Demos then select Histograms. Play with the features.

WEB ACTIVITY: SticiGui

Use WebMail to send attachments and/or messages. Put BA501 (last name) Assignment name and number somewhere in the "subject" line of your e-mail. Address to BA501@mail.cba.nau.edu

WebMail

In addition to the material available at this web site, you may (optional) use WebTutor linked to WebCT. WebTutor is an interactive web site specfically covering the contents of the Kvanli (statistics) textbook assigned in this course. There is a fee for using this web site ($15). Have a credit card ready and click here to signup for this feature. When you have paid for WebTutor, you may click here to logon. You may download a free student guide to WebTutor by clicking here and then selelcting Student Support.

You should now:

Go on to Descriptive Measures
or
Go back to Statistics

Please reference "BA501 (your last name) Assignment name and number" in the subject line of either below.

E-mail Dr. James V. Pinto at BA501@mail.cba.nau.edu
or call (928) 523-7356. Use WebMail for attachments.