Solutions Manual for Basic Statistics for Business & Economics 6th Canadian Edition by Douglas Lind
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Course
Business Statistics
Institution
Business Statistics
Solutions and Solutions Manual for Basic Statistics for Business & Economics, 6th Canadian Edition by Douglas Lind, William Marchal, Samuel Wathen, Carol Ann Wait, Kevin Murphy.
solution asic Statistics for Business & Economics 6ce lind.
Basic Statistics for Business & Economics
6th Canadian Edition by Douglas Lind
CHAPTER 1
1. a. Interval
b. Ratio WHAT IS STATISTICS?
c. Ratio
d. Nominal
e. Ordinal
f. Ratio
g. Nominal
h. Ordinal
i. Nominal
j. Ratio (LO1-5)
2. a. Ratio
b. Ratio
c. Ratio
d. Ratio
e. Ratio
f. Ratio (LO1-5)
3. Answers will vary (LO1-6)
4. a. Sample
b. Population
c. Population
d. Sample (LO1-3)
5. Qualitative data are not numerical, whereas quantitative data are numerical. Examples
will vary by student. (LO1-4)
6. A population is the entire group which you are studying. A sample is a subset taken from
a population. (LO1-3)
7. Discrete variables can assume only certain values, whereas continuous variables can
assume any value within a specific range. Examples will vary. (LO1-4)
8. The cell phone provider is nominal level data. The minutes used are ratio level. Satisfaction
is ordinal level. (LO1-5)
9. If you were using one store as typical of all of the stores selling electronic book readers in the mall
then it would be sample data. However, if you were considering all of the stores selling electronic
book readers in the mall, then the data would be population data. (LO1-3)
10. Various answers. (LO1-5)
11. Based on these findings, we can infer that 270/300 or 90 percent of the executives would
move. (LO1-3)
-1- Chapter 1
,12. The clear majority of customers tested (400/500, or 80%) believe this take-out service is
excellent. Based on these findings, we can expect a similar proportion of all customers to
feel the same way. (LO1-3)
13. a This year total sales = 1 000 772; last year total sales = 942 973; total sales
increased about 6% from last year to this year.
b. Increases: Hockey Men’s Finals by 19.9% and Hockey Women’s by 23.5%.
It appears that there has been a significant shift within the market from last year
to this year. (LO1-3)
14. a. qualitative (LO1-4)
b. nominal (LO1-5)
15. a. quantitative (LO1-4)
b. discrete (LO1-4)
c. interval (LO1-5)
16. a. quantitative (LO1-4)
b. discrete (LO1-4)
c. ratio (LO1-5)
17. a. quantitative (LO1-4)
b. discrete (LO1-4)
c. ratio (LO1-5)
18. sample (LO1-3)
19. a. quantitative (LO1-4)
b. continuous (LO1-4)
c. ratio (LO1-5)
20. population (LO1-3)
21. sample (LO1-3)
22. a. qualitative (LO1-4)
b. nominal (LO1-5)
23. a. qualitative (LO1-4)
b. nominal (LO1-5)
24. a. A sample is used because it is difficult to locate every student.
b. A population is employed because the information is easy to find.
c. A population is used because the information is easy to find.
d. A sample works because it is difficult to locate every musical. (LO1-3)
25. a. continuous, quantitative, ratio
b. discrete, qualitative, nominal
c. discrete, quantitative, ratio
d. discrete, qualitative, nominal
e. continuous, quantitative, interval
-2- Chapter 1
, f. continuous, quantitative, interval
g. discrete, qualitative, ordinal
h. discrete, qualitative, ordinal
i. discrete, quantitative, ratio (LO1-4 & 1-5)
26. a. Qualitative: style and pool
Quantitative: list price, number of bedrooms, full bathrooms, square feet and
walk score (LO1-4)
b. Nominal: style, pool
Interval: walk score
Ratio: list price, number of bedrooms, full bathrooms and square feet (LO1-5)
27. a. Qualitative: region
Quantitative: average house prices (LO1-4)
b. Nominal: region
Ratio: average house prices (LO1-5)
28. a. Qualitative: province and year; quantitative: average weekly earnings (LO1-4)
b. Province is nominal; year is ordinal; average weekly earnings is ratio. (LO1-5)
-3- Chapter 1
, CHAPTER 2
DESCRIBING 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 Metals 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.
Aboriginal Identities
900.000
800.000
700.000
600.000
Population
500.000
400.000
300.000
200.000
100.000
0
First Nations Métis Inuit Other Multiple
identities
(LO2-2)
1 Chapter 2
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