P

  • Paired comparisons, 436440

  • Parallel fits, 714715

  • Parameters

  • Pareto charts, defined, 29

  • Partial F-tests, 812

  • Partial slopes, 637638

  • Parts and labor, pricing, 807813

  • Path diagrams, 638639, 654655

  • Patterns, defined, 34

  • Percentages

    • in contingency tables, 8283

    • in frequency tables, 28

    • in histograms, 57

    • logarithms and, 150, 549

  • Percentiles

    • main discussion, 5253

    • in normal distributions, 280282

  • Pharmaceutical advertising, 251. See also Counts

  • Pharmacies, profits of, 682687

  • Phones. See Smartphones

  • Pie charts, 3133

  • Pilot samples, 377

  • Pitfalls

    • ANOVA, 755

    • association

      • between categorical variables, 97

      • between numerical variables, 127

      • between random variables, 242

    • categorical data, 40

    • chi-squared, 472 ...

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