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Chapter Quiz
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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
An attribute of a sample
A)is a sample with at least 15 observations.
B)refers to a group of people.
C)is part of a population.
D)is a set of frequencies.
3
The main purpose of inferential statistics is to:
A)Summarize data in a useful and informative manner.
B)Estimate a population characteristic based on a sample.
C)Determine if the data adequately represents the population.
D)Gather or collect data.
4
The main purpose of descriptive statistics is to:
A)Summarize data in a useful and informative manner.
B)Estimate a population characteristic based on a sample.
C)Determine if the data adequately represents the population.
D)Gather or collect data.
5
The incomes of a group of 50 loan applicants are obtained. Which level of measurement is income?
A)Nominal
B)Ordinal
C)Interval
D)Ratio
6
A bank asks customers to evaluate the drive-thru service as good, average, or poor. Which level of measurement is this classification?
A)Nominal
B)Ordinal
C)Interval
D)Ratio
7
If Gallup, Harris, and other pollsters asked people to indicate their political party affiliation - Democrat, Republican or Independent, political party affiliation would be an example of which scale of measurement?
A)Nominal
B)Ordinal
C)Interval
D)Ratio
8
What type of variable is the profit earned by a corporation?
A)Qualitative
B)Continuous
C)Attribute
D)Discrete
9
What type of variable is the number of car accidents reported in your city?
A)Attribute
B)Continuous
C)Discrete
D)Qualitative
10
Which of the following is an example of attribute data?
A)Number of people employed by McDonalds, Inc.
B)Personal income.
C)A person's gender.
D)Miles between oil changes







Lind: Basic Stats 7e OLCOnline Learning Center

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