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CHAPTER 1
Introduction and Data Collection
USING STATISTICS: Good Tunes
1.1
BASIC CONCEPTS OF STATISTICS
1.2
THE GROWTH OF STATISTICS AND
INFORMATION TECHNOLOGY
1.3
HOW THIS TEXT IS ORGANIZED
1.4
1.5
TYPES OF DATA
Levels of Measurement and Types of Measurement
Scales
A.1
INTRODUCTION TO USING STATISTICAL
PROGRAMS
A1.1 Using Windows
A1.2 Introduction to Microsoft Excel
A1.3 Introduction to Minitab
A1.4 (CD-ROM Topic) Introduction to SPSS
COLLECTING DATA
Identifying Sources of Data
LEARNING OBJECTIVES
In this chapter, you learn:
• How statistics is used in business
• The sources of data used in business
• The types of data used in business
2
CHAPTER ONE Introduction and Data Collection
U S I N G S TAT I S T I C S
Good Tunes—Part I
Good Tunes, a privately held online retailer of home entertainment systems, seeks to expand its business by opening several stores. To get the
financing necessary to underwrite this expansion, Good Tunes needs to
apply for loans at local area banks. The managers of the firm agree to
develop an electronic slide show that will explain their business and state
the facts that will convince the bankers to loan Good Tunes the money it
needs. You have been asked to assist in the process of preparing the slide
show. What facts would you include? How would you present those facts?
very day you use news and information sources to gather the facts that you need to lead
your life. You might listen to a weather forecast to decide what clothes to wear, and if you
live in a large city, you might listen to a commuter report to learn about the best route for traveling to your job or school.
Your personal likes and dislikes shape some of your decisions, too. In spite of hearing bad
reviews of a motion picture that suggest you skip seeing it, you might decide to go anyhow just
because you happen to like a particular actor who appears in that film.
Likewise, every day business...