CHAPTER 2DESCRIBING DATA: FREQUENCY DISTRIBUTIONS AND GRAPHIC
PRESENTATION
1. Maxwell Heating & Air Conditioning far exceeds the other corporations in sales. Mancell
Electric & Plumbing and Mizelle Roofing & Sheet Metal are the two corporations with the least
amount of fourth quarter sales.
Mi...
Basic Statistics for Business and Economics
Canadian 5th Edition Lind Solutions Manual
1
,CHAPTER 2DESCRIBING DATA: FREQUENCY DISTRIBUTIONS AND GRAPHIC
PRESENTATION
1. Maxwell Heating & Air Conditioning far exceeds the other corporations in sales. Mancell
Electric & Plumbing and Mizelle Roofing & Sheet Metal are the two corporations with the least
amount of fourth quarter sales.
Mizelle
Maxwell
Mancell
Long Bay
J&R
Hoden
0 10000 20000 30000
Maxwell has the highest sales, and Mizelle the lowest. (LO2-2)
2. Three classes are needed, one for each player. (LO2-1)
3. There are four classes: winter, spring, summer, and fall.
The relative frequencies are 0.1, 0.3, 0.4, and 0.2, respectively. (LO2-1)
4. a.
(LO2-2)
Chapter 2 2
,b.
Aboriginal Identity Number Relative Frequency Percent
First Nations 851 560 0.608 60.8
Métis 451 795 0.323 32.3
Inuit 59 445 0.042 4.2
Other 26 475 0.019 1.9
Multiple identities 11 415 0.008 0.8
Aboriginal Identity Number Percent
First Nations 851 560 60.8
Métis 451 795 32.3
Inuit 59 445 4.2
Other 26 475 1.9
Multiple identities 11 415 0.8
(LO2-1)
c.
(LO2-3)
3
, 5. a.
Chart of Frequency vs Color
500
400
300
Frequency
200
100
0
W hite Black Lim e Orange Red
Color
(LO2-2)
b.
Type Number Relative Frequencies
Bright white 130 0.10
Metallic black 104 0.08
Magnetic lime 325 0.25
Tangerine orange 455 0.35
Fusion red 286 0.22
Total 1300 1.00 (LO2-1)
Chapter 2 4
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