Descriptive Measures

BA501 : The Class : Stats : Measures
Descriptive Measures

§ Assignments and Activities §

Descriptive measures are designed to give a single number or range of numbers to help understand a given set of data. The measures are categorized as Measures of Central Tendency, Measures of Dispersion, Measures of Position, and Measures of Shape. You will study a selected number of measures following into the first three of these categories. In addition, you will consider the Empirical Rule. In most cases, you will be able to use Excel to aid you in this process.

Objectives:
The objectives for this topic are:

1. Study the textbook and on-line materials to gain a calculating knowledge level of descriptive measures.

2. Use Excel to help calculate descriptive measures.

3. Apply descriptive measure calculations to problems in statistics and POM.

Thought for Today

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 Chapter 3 in Kvanli, et. al.

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

ON-LINE LESSON 1: Introduction to descriptive measures.

ON-LINE LESSON 2: Examples of descriptive measures.

SPREADSHEET: Excel and Equations

ASSIGNMENT: Home Work

Look here before beginning quiz if using a telephone modem.

SELF TEST: Practice Quiz

Visit this Web site, click on Tools & Demos then select Calculator. Use the calculator to calculate simple descriptive statistics.

WEB ACTIVITY 1: SticiGui

To visit this Web site, click on Descriptive Statistics below then fill the blanks to calculate descriptive statistics.

WEB ACTIVITY 2: Descriptive Statistics

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 Discrete Probability Distribution
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.