1. ©The McGraw-Hill Companies, Inc., 2001Irwin/McGraw-Hill Analysis and Presentation of Data Part 4

2. ©The McGraw-Hill Companies, Inc., 2001Irwin/McGraw-Hill Donald Cooper Pamela Schindler Chapter 15 Business Research Methods

3. ©The McGraw-Hill Companies, Inc., 2001Irwin/McGraw-Hill Chapter 15 Data Preparation and Description

4.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Editing Detects errors and omissions, corrects them when possible, and certifies that minimum data quality standards are achieved Slide 15 - 1

5.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Editing (cont.) äGuarantees that data are äaccurate äconsistent with other information äuniformly entered äcomplete äarranged to simplify coding and tabulation Slide 15 - 2

6.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Editing äField Editing ätranslation of ad hoc abbreviations and symbols used during data collection ävalidation of the field results. äCentral Editing Slide 15 - 3

7.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Coding äRules that guide the establishment of category sets äAppropriate to the research problem and purpose äExhaustive äMutually exclusive äDerived from one classification principle Slide 15 - 4

8.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Content Analysis for Coding äMeasures the semantic content of a message äResearches the objective, systematic, and quantitative description of the content of a communication äSyntactical unit äReferential unit äPropositional unit äThematic unit Slide 15 - 5

9.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Data Entry Options Optical scanning Voice recognition Keyboard Slide 15 - 6

10.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Data Entry Formats Database with full screen editor Spreadsheet Slide 15 - 7

11.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Descriptive Statistics Distribution Descriptors Location Central Tendency Mean Median Mode Slide 15 -8

12.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Descriptive Statistics Distribution Descriptors Spread Variance, Standard Deviation, Range, Interquartile Range Slide 15 -9

13.  The McGraw-Hill Companies, Inc., 2001 Irwin/McGraw-Hill Click to edit Master title style Descriptive Statistics Distribution Descriptors Shape Skewness Kurtosis Slide 15 -10