Test Bank for Basic Statistics for Business & Economics, 7th Canadian Edition by Lind
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Course
Business Statistics
Institution
Business Statistics
Test Bank for Basic Statistics for Business & Economics 7ce 7th Canadian Edition by Douglas A. Lind, William G. Marchal, Samuel A. Wathen, Carol Ann Waite, Kevin Murphy. Full Chapters test bank are included - Chapter 1 to 17
CHAPTER 1: What Is Statistics?
CHAPTER 2: Describing Data: Frequency T...
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Chap 01 7ce Lind
1) The general process of gathering, organizing, summarizing, analyzing, and interpreting data
is called:
A) Statistics.
B) Descriptive statistics.
C) Inferential statistics.
D) Levels of measurement.
2) The general process of analyzing, and interpreting data to assist in making more effective
decisions is called:
A) Statistics.
B) Descriptive statistics.
C) Inferential statistics.
D) Levels of measurement.
3) The general process of gathering, organizing, presenting, analyzing, and interpreting data to
assist in making more effective decisions is called:
A) Statistics.
B) Descriptive statistics.
C) Inferential statistics.
D) Levels of measurement.
4) The general process of organizing, summarizing, and presenting data in an informative way
is called:
A) Statistics.
B) Descriptive statistics.
C) Inferential statistics.
D) Levels of measurement.
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,5) (i) The general process of gathering, organizing, presenting, analyzing, and interpreting data
to assist in making more effective decisions is called:
(ii) The general process of analyzing, and interpreting data to assist in making more effective
decisions is called:
(iii) The entire set of individuals or objects of interest or the measurements obtained from all
individuals or objects of interest is called:
A) (i) statistics, (ii) descriptive statistics, and (iii) a population.
B) (i) descriptive statistics, (ii) inferential statistics, and (iii) a sample.
C) (i) inferential statistics, (ii) descriptive statistics, and (iii) a population.
D) (i) statistics, (ii) descriptive statistics, and (iii) a sample.
E) (i) statistics, (ii) inferential statistics, and (iii) a population.
6) (i) The general process of gathering, organizing, presenting, analyzing, and interpreting data
to assist in making more effective decisions is called:
(ii) The general process of analyzing, and interpreting data to assist in making more effective
decisions is called:
(iii) The subset of individuals or objects of interest or the measurements obtained from all
individuals or objects of interest is called:
A) (i) statistics, (ii) descriptive statistics, and (iii) a population.
B) (i) descriptive statistics, (ii) inferential statistics, and (iii) a sample.
C) (i) inferential statistics, (ii) descriptive statistics, and (iii) a population.
D) (i) statistics, (ii) inferential statistics, and (iii) a sample.
E) (i) statistics, (ii) inferential statistics, and (iii) a population.
7) (i) The general process of gathering, organizing, presenting, analyzing, and interpreting data
to assist in making more effective decisions is called:
(ii) The general process of analyzing, and interpreting data to assist in making more effective
decisions is called:
(iii) If we test a small number of light bulbs from a large group, the small group is called a:
A) (i) statistics, (ii) descriptive statistics, and (iii) a population.
B) (i) descriptive statistics, (ii) inferential statistics, and (iii) a sample.
C) (i) inferential statistics, (ii) descriptive statistics, and (iii) a population.
D) (i) statistics, (ii) inferential statistics, and (iii) a sample.
E) (i) statistics, (ii) inferential statistics, and (iii) a population.
2
,8) (i) There are two types of variables-quantitative and qualitative.
(ii) A Qualitative variable is nonnumeric and we are usually interested in the number or
percent of the observations from each category.
(iii) Qualitative variables can be further divided into discrete and continuous variables.
A) (i), (ii) and (iii) are all correct statements.
B) (i) and, (ii) are correct statements but not (iii).
C) (i) and, (iii) are correct statements but not (ii).
D) (ii) and, (iii) are correct statements but not (i).
9) The main purpose of descriptive statistics is to:
A) Summarize data in a useful and informative manner.
B) Make inferences about a population.
C) Determine if the data adequately represents the population.
D) Gather or collect data.
10) When TV advertisements report that "2 out of 3 dentists surveyed indicated they would
recommend Brand X toothpaste to their patients," an informed consumer may question the
conclusion because:
A) The results were incorrectly computed.
B) Dentists were not really surveyed.
C) The conclusion does not include the total number of dentists surveyed.
D) The conclusion is not illustrated with a graph.
11) What is a portion or part of a population called?
A) Random sample
B) Sample
C) Tally
D) Frequency distribution
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, 12) A marketing class of 50 students evaluated the instructor using the following scale: superior,
good, average, poor, and inferior. The descriptive summary showed the following survey
results: 2% superior, 8% good, 45% average, 45% poor, and 0% inferior.
A) The instructor's performance was great!!!
B) The instructor's performance was inferior.
C) Most students rated the instructor as poor or average.
D) No conclusions can be made.
13) Which word is NOT part of the definition of descriptive statistics?
A) Organizing
B) Analyzing
C) Presenting
D) Predicting
14) A marketing class of 50 students evaluated the instructor using the following scale: superior,
good, average, poor, and inferior. The descriptive summary showed the following survey
results: 42% superior, 28% good, 25% average, 5% poor, and 0% inferior.
A) The instructor's performance was great!!!
B) The instructor's performance was inferior.
C) Most students rated the instructor as poor or average.
D) No conclusions can be made.
15) Colleen Waite, Director of General Canadian Sales, is concerned by a downward sales trend.
Specifically, their customer base is stable at 2,200, but they are purchasing less each year.
She orders her staff to search for causes of the downward trend by selecting a focus group of
50 customers.
A) The focus group of 50 customers represents a sample.
B) The focus group of 50 customers represents a population.
C) The focus group of 50 customers represents an inferential statistic.
D) The focus group of 50 customers represents a census.
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