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Data and how to picture them (Summary of chapter 1)

Data and how to picture them (Summary of chapter 1). Individual. who (or what) is studied. Individual. who (or what) is studied. Variables. Characteristics of the individual. Individual. who (or what) is studied. Variables. Characteristics of the individual. Qualitative (Categorical).

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Data and how to picture them (Summary of chapter 1)

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  1. Data and how to picture them (Summary of chapter 1)

  2. Individual who (or what) is studied

  3. Individual who (or what) is studied Variables Characteristics of the individual

  4. Individual who (or what) is studied Variables Characteristics of the individual Qualitative (Categorical) Quantitative

  5. Individual who (or what) is studied Variables Characteristics of the individual Qualitative (Categorical) Quantitative PIcture Histograms Stemplots Pie charts Bar graphs

  6. Individual who (or what) is studied Variables Characteristics of the individual Qualitative (Categorical) Quantitative PIcture Histograms Stemplots Pie charts Bar graphs shape center spread outliers Examine by eye

  7. Individual who (or what) is studied Variables Characteristics of the individual Qualitative (Categorical) Quantitative PIcture Histograms Stemplots Pie charts Bar graphs shape center spread outliers symm. skewed bi-modal Examine by eye max min out of pattern midpoint

  8. Individual who (or what) is studied Variables Characteristics of the individual Qualitative (Categorical) Quantitative Distributions PIcture Histograms Stemplots Pie charts Bar graphs shape center spread outliers symm. skewed bi-modal Examine by eye max min out of pattern midpoint

  9. Describing distributions numerically (with numbers) (Chapter 2)

  10. From: ex. 2.4, p.36: • The major league baseball single-season home run record • is held by Barry Bonds of San Francisco Giants, who hit 73 in 2001. • Here are Bonds’s home run totals from 1986 (his first year) to 2002: • 25 24 19 33 25 34 46 37 33 42 40 37 34 49 73 46

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