Practical Business Statistics

Part I:INTRODUCTION :DEFINING THE ROLE OF STATISTICS IN BUSINESS1.INTRODUCTION:DEFINING THE ROLE OF STATISTICS IN BUSINESS2.DATA STRUCTURES:CLASSIFYING THE VARIOUS TYPES OF DATA SETS3.HISTOGRAMS:LOOKING AT THE DISTRIBUTION OF DATA4.LANDMARK SUMMARIES:INTERPRETING TYPICAL VALUES AND PERCENTILES5.VARIABILTY:DEALING WITH DIVERSITYPART II:PROBABILTY6.PROBABILITY:UNDERSTANDING RANDOM SITUATIONS7.RANDOM VARIABLES:WORKING WITH UNCERTAIN NUMBERSPART III:STATISTICAL INFERENCE8.RANDOM SAMPLING9.CONFIDENCE INTERVALS:ADMITTING THAT ESTIMATES ARE NOT EXACT10.HYPOTHESIS TESTING:DECIDING BETWEEN REALITY AND COINCIDENCEPART IV:REGRESSION AND TIME SERIES11.CORREALTION AND REGRESSION:MEASURING AND PREDICTING RELATIONSHIPS12.MULTIPLE REGRESSION:PREDICTING ONE FACTOR FROM SEVERAL OTHERS13.REPORT WRITING:COMMUNICATING THE RESULTS OF A MULTIPLE REGRESSION14.TIME SERIES:UNDERSTANDING CHANGES OVER TIMEPART V:METHODS AND APPLICATIONS15.ANOVA:TESTING FOR DIFFERENCES AMONG MANY SAMPLES, AND MUCH MORE16.NONPARAMETRICS:TESTING WITH ORDINAL DATA OR NONNORMAL DISTRIBUTIONS17.CHI-SQUARED ANALYSIS:TESTING FOR PATTERNS IN QUALITIVE DATA18.QUALITY CONTROL:RECOGNIZING AND MANAGING VARIATIONAPPENDIX A:EMPLOYEE DATABASEAPPENDIX B:DONATIONS DATABASEAPPENDIX C:SELF-TEST:SOLUTIONS TO SELECTED PROBLEMS AND DATABASE EXERCISESAPPENDIX D:STATISTICAL TABLESAPPENDIX E:STATPAD QUICK REFERENCE GUIDE