Data%20and%20how%20to%20picture%20them

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 Bondss 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