Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
1) A population is a collection of all individuals, objects, or measurements of interest.
⊚ true
⊚ false
2) Statistics are used as a basis for making decisions.
⊚ true
⊚ false
3) A listing of 100 family annual incomes is an example of statistics.
⊚ true
⊚ false
4) The average number of passengers on commercial flights between Chicago and New York
City is an example of a statistic.
⊚ true
⊚ false
5) Statistics is used to report the summary results of market surveys.
⊚ true
⊚ false
6) A sample is a portion or part of the population of interest.
⊚ true
⊚ false
7) To infer something about a population, we usually take a sample from the population.
⊚ true
⊚ false
8) Descriptive statistics are used to find out something about a population based on a sample.
⊚ true
⊚ false
9) There are four levels of measurement: qualitative, quantitative, discrete, and continuous.
⊚ true
⊚ false
1
,Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
10) The ordinal level of measurement is considered the "lowest" level of measurement.
⊚ true
⊚ false
11) A store asks shoppers for their zip codes to identify market areas. Zip codes are an example
of ratio data.
⊚ true
⊚ false
12) An ordinal level of measurement implies some sort of ranking.
⊚ true
⊚ false
13) Data measured on a nominal scale can only be classified into categories.
⊚ true
⊚ false
14) The terms descriptive statistics and inferential statistics can be used interchangeably.
⊚ true
⊚ false
15) A marketing research agency was hired to test a new smartphone. Consumers rated it
outstanding, very good, fair, or poor. The level of measurement for this experiment is
ordinal.
⊚ true
⊚ false
16) The Union of Electrical Workers of America with 9,128 members polled 362 members about
a new wage package that will be submitted to management. The population is the 362
members.
⊚ true
⊚ false
2
,Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
17) The CIA World Factbook cited these numbers for the United States:
The birthrate is 13.66 births per 1,000 of the population.
The average life expectancy for females is 81.17 years.
Approximately 316.7 million persons reside in the United States.
Each of these numbers is referred to as a statistic.
⊚ true
⊚ false
18) If we select 100 persons from 25,000 registered voters and question them about candidates
and issues, the 100 persons are referred to as the population.
⊚ true
⊚ false
19) Statistics is defined as a body of techniques used to facilitate the collection, organization,
presentation, analysis, and interpretation of information for the purpose of making better
decisions.
⊚ true
⊚ false
20) Categorizing voters as Democrats, Republicans, and Independents is an example of interval
level of measurement.
⊚ true
⊚ false
21) The order in which runners finish in a race would be an example of continuous data.
⊚ true
⊚ false
22) Based on a sample of 3,000 people, the civilian unemployment rate in the United States was
5.5%. The 5.5% is referred to as a statistic.
⊚ true
⊚ false
23) The principal difference between the interval and ratio scale is that the ratio scale has a
meaningful zero point.
⊚ true
⊚ false
3
, Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
24) The branch of mathematics used to facilitate the collection, organization, presentation,
analysis, and interpretation of numerical information is referred to as statistics.
⊚ true
⊚ false
25) The number of children in a family is a discrete variable.
⊚ true
⊚ false
26) The monthly average number of cases of people testing positive for a virus infection, by
country, is an example of a statistic.
⊚ true
⊚ false
27) SAT scores are an example of ratio data.
⊚ true
⊚ false
28) Credit rating scores are an example of interval data.
⊚ true
⊚ false
29) 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 represent the population.
D) gather or collect data.
30) Which of the following is an example of a continuous variable?
A) Tons of concrete to complete a parking garage
B) Number of students in a statistics class
C) Zip codes of shoppers
D) Rankings of baseball teams in a league
4
Chapter 01 - Static
1) A population is a collection of all individuals, objects, or measurements of interest.
⊚ true
⊚ false
2) Statistics are used as a basis for making decisions.
⊚ true
⊚ false
3) A listing of 100 family annual incomes is an example of statistics.
⊚ true
⊚ false
4) The average number of passengers on commercial flights between Chicago and New York
City is an example of a statistic.
⊚ true
⊚ false
5) Statistics is used to report the summary results of market surveys.
⊚ true
⊚ false
6) A sample is a portion or part of the population of interest.
⊚ true
⊚ false
7) To infer something about a population, we usually take a sample from the population.
⊚ true
⊚ false
8) Descriptive statistics are used to find out something about a population based on a sample.
⊚ true
⊚ false
9) There are four levels of measurement: qualitative, quantitative, discrete, and continuous.
⊚ true
⊚ false
1
,Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
10) The ordinal level of measurement is considered the "lowest" level of measurement.
⊚ true
⊚ false
11) A store asks shoppers for their zip codes to identify market areas. Zip codes are an example
of ratio data.
⊚ true
⊚ false
12) An ordinal level of measurement implies some sort of ranking.
⊚ true
⊚ false
13) Data measured on a nominal scale can only be classified into categories.
⊚ true
⊚ false
14) The terms descriptive statistics and inferential statistics can be used interchangeably.
⊚ true
⊚ false
15) A marketing research agency was hired to test a new smartphone. Consumers rated it
outstanding, very good, fair, or poor. The level of measurement for this experiment is
ordinal.
⊚ true
⊚ false
16) The Union of Electrical Workers of America with 9,128 members polled 362 members about
a new wage package that will be submitted to management. The population is the 362
members.
⊚ true
⊚ false
2
,Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
17) The CIA World Factbook cited these numbers for the United States:
The birthrate is 13.66 births per 1,000 of the population.
The average life expectancy for females is 81.17 years.
Approximately 316.7 million persons reside in the United States.
Each of these numbers is referred to as a statistic.
⊚ true
⊚ false
18) If we select 100 persons from 25,000 registered voters and question them about candidates
and issues, the 100 persons are referred to as the population.
⊚ true
⊚ false
19) Statistics is defined as a body of techniques used to facilitate the collection, organization,
presentation, analysis, and interpretation of information for the purpose of making better
decisions.
⊚ true
⊚ false
20) Categorizing voters as Democrats, Republicans, and Independents is an example of interval
level of measurement.
⊚ true
⊚ false
21) The order in which runners finish in a race would be an example of continuous data.
⊚ true
⊚ false
22) Based on a sample of 3,000 people, the civilian unemployment rate in the United States was
5.5%. The 5.5% is referred to as a statistic.
⊚ true
⊚ false
23) The principal difference between the interval and ratio scale is that the ratio scale has a
meaningful zero point.
⊚ true
⊚ false
3
, Test Bank for Basic Statistics in Business and Economics
Chapter 01 - Static
24) The branch of mathematics used to facilitate the collection, organization, presentation,
analysis, and interpretation of numerical information is referred to as statistics.
⊚ true
⊚ false
25) The number of children in a family is a discrete variable.
⊚ true
⊚ false
26) The monthly average number of cases of people testing positive for a virus infection, by
country, is an example of a statistic.
⊚ true
⊚ false
27) SAT scores are an example of ratio data.
⊚ true
⊚ false
28) Credit rating scores are an example of interval data.
⊚ true
⊚ false
29) 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 represent the population.
D) gather or collect data.
30) Which of the following is an example of a continuous variable?
A) Tons of concrete to complete a parking garage
B) Number of students in a statistics class
C) Zip codes of shoppers
D) Rankings of baseball teams in a league
4
