Chapter 03 Exercises Key
Chapter 3
Describing Data: Numerical Measures
1.
5.4 found by 27/5
13.
a.
b.
c.
19.
Mean = 58.82; Median = 58; Mode = 58; All three measures are nearly identical so it does not
matter which one is chosen to reveal central tendenc
Chapter 02 Exercises Key
Chapter 2
Describing Data: Frequency Tables, Frequency Distributions, and
Graphic Presentation
5.
a. A frequency table.
Color
Bright White
Metallic Black
Magnetic lime
Tangerine Orange
Fusion Red
Total
b.
Frequency
130
104
325
455
Chapter 01 Exercises Key
Chapter 1
What Is Statistics?
1.
a.
c.
e.
Interval
Nominal
Ordinal
b.
d.
f.
Ratio
Nominal
Ratio
4.
a.
c.
Sample
Population
b.
d.
Population
Sample
5.
Qualitative data is not numerical, whereas quantitative data is numerical. Examp
Chapter 05 Exercises Key
Chapter 5
A Survey of Probability Concepts
1.
2.
5.
Abbreviate against (A) and for (F) for the first (1) and second (2) person.
Outcome
1
2
1
A
A
2
A
F
3
F
A
4
F
F
Abbreviate acceptable (A), repairable (R), and scrapped (S) for th