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A Step-by-Step Introduction to Statistics for Business

Second Edition
by Richard N. Landers

Student Resources

  • Data Skill Challenges
    • Chapter 1: The Language of Statistics
    • Chapter 2: Working with Numbers and Data Display
    • Chapter 3: Central Tendency and Variability
    • Chapter 4: Probability Distributions
    • Chapter 5: Sampling Distributions
    • Chapter 6: Estimation and Confidence Intervals
    • Chapter 8: z-Tests and One-Sample t-Tests
    • Chapter 9: Paired- and Independent-Samples t-Test
    • Chapter 10: Analysis of Variance (ANOVA)
    • Chapter 11: Chi-squared (χ2) tests of fit
    • Chapter 12: Correlation and Regression
    • Chapter 13: Matching Statistical Tests to Business Problems
  • Datasets
  • Flashcard Glossary
  • ‘Stats in the Real World’ Weblinks
    • Chapter 1: The Language of Statistics
    • Chapter 2: Working with Numbers and Data Display
    • Chapter 3: Central Tendency and Variability
    • Chapter 4: Probability Distributions
    • Chapter 5: Sampling Distributions
    • Chapter 6: Estimation and Confidence Intervals
    • Chapter 7: Hypothesis Testing
    • Chapter 8: z-Tests and One-Sample t-Tests
    • Chapter 9: Paired- and Independent-Samples t-Test
    • Chapter 10: Analysis of Variance (ANOVA)
    • Chapter 11: Chi-Squared (χ2) Tests of Fit
    • Chapter 12: Correlation and Regression
    • Chapter 13: Matching Statistical Tests to Business Problems
  • ‘Test Yourself’ Answers
    • Chapter 1: The Language of Statistics
    • Chapter 2: Working with Numbers and Data Display
    • Chapter 3: Central Tendency and Variability
    • Chapter 4: Probability Distributions
    • Chapter 5: Sampling Distributions
    • Chapter 6: Estimation and Confidence Intervals
    • Chapter 7: Hypothesis Testing
    • Chapter 8: z-Tests and One-Sample t-Tests
    • Chapter 9: Paired- and Independent-Samples t-Test
    • Chapter 10: Analysis of Variance (ANOVA)
    • Chapter 11: Chi-Squared (χ2) Tests of Fit
    • Chapter 12: Correlation and Regression
    • Chapter 13: Matching Statistical Tests to Business Problems
  • Tutorial Videos
    • Chapter 1: The Language of Statistics
    • Chapter 2: Working with Numbers and Data Display
    • Chapter 3: Central Tendency and Variability
    • Chapter 4: Probability Distributions
    • Chapter 5: Sampling Distributions
    • Chapter 6: Estimation and Confidence Intervals
    • Chapter 8: z-Tests and One-Sample t-Tests
    • Chapter 9: Paired- and Independent-Samples t-Test
    • Chapter 10: Analysis of Variance (ANOVA)
    • Chapter 11: Chi-Squared (χ2) Tests of Fit
    • Chapter 12: Correlation and Regression
  • About the Book

Chapter 11: Chi-squared (χ2) tests of fit

‘Stats in the Real World’ Weblinks are provided from the book’s feature to enhance your learning and practical experience.

Web link 1: Bala Deshpande, Senior Managing Director at NEA India, describes how chi-squared tests of independence can be used to address common business problems

Web link 2: Jonathan Weber, Data Evangelist at LunaMetrics, explains how chi-squared tests are critical in web marketing to understand the effects of advertising

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