Applied statistics for business and economics. (©2010)

• Record Type: Book
• Further Information: Note: Robert M. Leekley.
• Other Names: Leekley, Robert M
• Contents: Introduction to Statistics ; What Is Statistics Good for?; Some Further Applications of Statistics; Some Basic Statistical Ideas; On Studying Statistics Describing Data: Tables and Graphs; Looking at a Single Variable; Looking for Relationships; Looking at Variables over Time Describing Data: Summary Statistics; When Pictures Will Not Do; Measures of a Single Numeric Variable; Measures of a Single Categorical Variable; Measures of a Relationship Basic Probability; Why Probability?; The Basics; Computing Probabilities; Some Tools That May Help; Revising Probabilities with Bayes’ Theorem Probability Distributions; Discrete Random Variables; The Binomial Probability Distribution; Continuous Random Variables; The Normal Distribution: The Bell-Shaped Curve; The Normal Approximation to the Binomial Sampling and Sampling Distributions; Sampling; What Are Sampling Distributions and Why Are They Interesting?; The Sampling Distribution of a Proportion; The Sampling Distribution of a Mean: σX Known; The Sampling Distribution of a Mean: σX Unknown; Other Sampling Distributions Estimation and Confidence Intervals ; Point and Interval Estimators of Unknown Population Parameters; Estimates of the Population Proportion; Estimates of the Population Mean; A Final Word on Confidence Intervals Tests of Hypotheses: One-Sample Tests ; Testing a Claim: Type I and Type II Errors; A Two-Tailed Test for the Population Proportion; A One-Tailed Alternative for the Population Proportion; Tests for the Population Mean; A Two-Tailed Test for the Population Mean; A One-Tailed Alternative for the Population Mean; A Final Word on One-Sample Tests Tests of Hypotheses: Two-Sample Tests; Looking for Relationships Again; A Difference in Population Proportions; A Difference in Population Means; A Difference in Means: σs Known; A Difference in Means: σs Unknown but Equal; A Difference in Means: σs Unknown and Unequal; A Difference in Means: Using Paired Data; A Final Word on Two-Sample Tests Tests of Hypotheses: Contingency and Goodness-of-Fit; A Difference in Proportions: An Alternate Approach; Contingency Tables with Several Rows and/or Columns; A Final Word on Contingency Tables; Testing for Goodness-of-Fit; A Final Example on Testing for Goodness-of-Fit Tests of Hypotheses: ANOVA and Tests of Variances; A Difference in Means: An Alternate Approach; ANOVA with Several Categories; A Final Word on ANOVA; A Difference in Population Variances Simple Regression and Correlation; The Population Regression Line; The Sample Regression Line; Evaluating the Sample Regression Line; Evaluating the Sample Regression Slope; The Relationship of F and t : Here and Beyond; Predictions Using the Regression Line; Regression and Correlation; Another Example; Dummy Explanatory Variables; The Need for Multiple Regression Multiple Regression ; Extensions of Regression Analysis; The Population Regression Line; The Sample Regression Line; Evaluating the Sample Regression Line; Evaluating the Sample Regression Slopes; Predictions Using the Regression Line; Categorical Variables; Estimating Curved Lines; Additional Examples Time-Series Analysis ; Exploiting Patterns over Time; The Basic Components of a Time Series; Moving Averages; Seasonal Variation; The Long-Term Trend; The Business Cycle; Putting It All Together: Forecasting; Another Example Appendix A; Appendix B: Answers to Odd-Numbered Exercises; Appendix C Index
• Publisher Details: Boca Raton, FL : CRC Press
• Publication Date: 2010
• Copyright Date: 2010
• Extent: 1 online resource (xix, 476 pages), illustrations
• Subjects: 519.5; Commercial statistics; Economics -- Statistical methods; Commercial statistics; Economics -- Statistical methods; Electronic books
• Languages: English
• ISBNs: 9781439882818; 1439882819
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.