TEST BANK
TEST BANK
,Sullivan Statistics: Informed Decisions Using Data, 7e, Global Edition
Chapter 1 Test
SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
Provi de an appropri ate response.
1) What is statistics?
Objective: (1.1) Define statistics and statistical thinking.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
2) Which of the follow ing is not true of statistics?
A) Statistics is about providing a measure of confidence in any conclusions
B) Statistics can be used to organize and analyze information.
C) Statistics is used to answ er questions w ith 100% certainty.
D) Statistics involves collecting and summarizing data.
Objective: (1.1) Define statistics and statistical thinking.
D etermi ne w hether the underl i ned val ue i s a parameter or a stati sti c.
3) In a survey conducted in the tow n of A therton, 21% of adult respondents reported that they had been involved in
at least one car accident in the past ten years.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
4) 28.2% of the mayors of cities in an entire certain state are from minority groups.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
5) A study of 900 college students in the city of Pemblington found that 11% had been victims of violent crimes.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
6) 51.3% of all the residents of Idlington Garden City are female.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
7) Telephone interview s of 223 employees of a large electronics company found that 75% w ere dissatisfied w ith their
w orking conditions.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
8) The average age of the 65 students in M s. H ope's political science class is 21 years 10 months.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
9) M ark retired from competitive athletics last year. In his w hole career as a sprinter he had competed in the
100- meters event a total of 328 times. H is average time for these 328 races w as 10.28 seconds.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
1
,SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
Provi de an appropri ate response.
10) A survey of 1,011 A merican households found that 33% of the households ow n a DVD recorder. Identify the
population, the sample, and the individuals in the study.
Objective: (1.1) Explain the process of statistics.
11) A survey of 1,317 A merican households found that 67% of the households ow n at least tw o bicycles. Identify the
population, the sample, and the individuals in the study.
Objective: (1.1) Explain the process of statistics.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
12) Parking at a large university has become a very big problem. University administrators are interested in
determining the average parking time (e.g. the time it takes a student to find a parking spot) of its students. A n
administrator inconspicuously follow ed 110 students and carefully recorded their parking times. Identify the
population of interest to the university administration.
A) the 110 students from whom the data w ere collected
B) the students that park at the university betw een 9 and 10 A M on Wednesdays
C) the entire set of faculty, staff, and students that park at the university
D) the entire set of students that park at the university
Objective: (1.1) Explain the process of statistics.
13) A manufacturer of cellular phones has decided that an assembly line is operating satisfactorily if less than 0.03% of
the phones produced per day are defective. To check the quality of a day's production, the company decides to
randomly sample 60 phones from a day's production to test for defects. Define the population of interest to the
manufacturer.
A) the 60 responses: defective or not defective
B) all the phones produced during the day in question
C) the 0.03% of the phones that are defective
D) the 60 phones sampled and tested
Objective: (1.1) Explain the process of statistics.
14) A recent study attempted to estimate the proportion of Florida residents w ho w ere w illing to spend more tax
dollars on protecting the Florida beaches from environmental disasters. Thirty- eight hundred Florida residents
w ere surveyed. Which of the follow ing is the population used in the study?
A) all Florida residents w ho lived along the beaches
B) the 3,800 Florida residents surveyed
C) the Florida residents w ho w ere w illing to spend more tax dollars on protecting the beaches from
environmental disasters
D) all Florida residents
Objective: (1.1) Explain the process of statistics.
15) Parking at a large university has become a very big problem. University administrators are interested in
determining the average parking time (e.g. the time it takes a student to find a parking spot) of its students. A n
administrator inconspicuously follow ed 200 students and carefully recorded their parking times. Identify the
sample of interest to the university administration.
A) parking times of the 200 students B) location of the parking spot
C) parking time of a student D) type of car (import or domestic)
Objective: (1.1) Explain the process of statistics.
2
, 16) The legal profession conducted a study to determine the percentage of cardiologists w ho had been sued for
malpractice in the last eight years. The sample w as randomly chosen from a national directory of doctors. Identify
the individuals in the study.
A) all cardiologists in the directory
B) the doctor's area of expertise (i.e., cardiology, pediatrics, etc.)
C) each cardiologist selected from the directory
D) the responses: have been sued/have not been sued for malpractice in the last eight years
Objective: (1.1) Explain the process of statistics.
SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
17) A dministrators at a large university w ant to know the average debt incurred by their graduates. Surveys w ere
mailed to 300 graduating seniors asking them to report their total student loan debt. Identify the population,
sample, and individuals in the study.
Objective: (1.1) Explain the process of statistics.
18) A study w as conducted to determine if listening to heavy metal music affects critical thinking. To test the claim,
112 subjects w ere randomly assigned to tw o groups. Both groups w ere administered a basic math skills exam. The
first group took the exam w hile heavy metal music w as piped into the exam room, w hile the second group took
the exam in a silent room. The mean exam score for the first group w as 79, and the mean exam score for the second
group w as 87. The researchers concluded that heavy metal music negatively affects critical thinking. Identify (a)
the research objective, (b) the sample, (c) the descriptive statistics, and (d) the conclusions made in the study.
Objective: (1.1) Explain the process of statistics.
19) A telephone poll asked 1,386 registered voters "Would you vote for the current vice president if he ran for
president?" Of these 1,386 respondents, 36% w ould vote for the current vice president if he ran for president. The
administrators of the study concluded that 36% of all registered voters w ould vote for the current vice president if
he ran for president. Identify (a) the research objective, (b) the sample, (c) the descriptive statistics, and (d) the
conclusions made in the study.
Objective: (1.1) Explain the process of statistics.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
20) Which branch of statistics deals w ith the organization and summarization of collected information?
A) Survey design B) Descriptive statistics
C) Inferential statistics D) Computational statistics
Objective: (1.1) Explain the process of statistics.
Cl assi f y the vari abl e as qual i tati ve or quanti tati ve.
21) the colors of book covers on a bookshelf
A) qualitative B) quantitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
22) the number of calls received at a company's help desk
A) quantitative B) qualitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
23) the number of seats in a school auditorium
A) qualitative B) quantitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
3
TEST BANK
,Sullivan Statistics: Informed Decisions Using Data, 7e, Global Edition
Chapter 1 Test
SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
Provi de an appropri ate response.
1) What is statistics?
Objective: (1.1) Define statistics and statistical thinking.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
2) Which of the follow ing is not true of statistics?
A) Statistics is about providing a measure of confidence in any conclusions
B) Statistics can be used to organize and analyze information.
C) Statistics is used to answ er questions w ith 100% certainty.
D) Statistics involves collecting and summarizing data.
Objective: (1.1) Define statistics and statistical thinking.
D etermi ne w hether the underl i ned val ue i s a parameter or a stati sti c.
3) In a survey conducted in the tow n of A therton, 21% of adult respondents reported that they had been involved in
at least one car accident in the past ten years.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
4) 28.2% of the mayors of cities in an entire certain state are from minority groups.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
5) A study of 900 college students in the city of Pemblington found that 11% had been victims of violent crimes.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
6) 51.3% of all the residents of Idlington Garden City are female.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
7) Telephone interview s of 223 employees of a large electronics company found that 75% w ere dissatisfied w ith their
w orking conditions.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
8) The average age of the 65 students in M s. H ope's political science class is 21 years 10 months.
A) parameter B) statistic
Objective: (1.1) Explain the process of statistics.
9) M ark retired from competitive athletics last year. In his w hole career as a sprinter he had competed in the
100- meters event a total of 328 times. H is average time for these 328 races w as 10.28 seconds.
A) statistic B) parameter
Objective: (1.1) Explain the process of statistics.
1
,SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
Provi de an appropri ate response.
10) A survey of 1,011 A merican households found that 33% of the households ow n a DVD recorder. Identify the
population, the sample, and the individuals in the study.
Objective: (1.1) Explain the process of statistics.
11) A survey of 1,317 A merican households found that 67% of the households ow n at least tw o bicycles. Identify the
population, the sample, and the individuals in the study.
Objective: (1.1) Explain the process of statistics.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
12) Parking at a large university has become a very big problem. University administrators are interested in
determining the average parking time (e.g. the time it takes a student to find a parking spot) of its students. A n
administrator inconspicuously follow ed 110 students and carefully recorded their parking times. Identify the
population of interest to the university administration.
A) the 110 students from whom the data w ere collected
B) the students that park at the university betw een 9 and 10 A M on Wednesdays
C) the entire set of faculty, staff, and students that park at the university
D) the entire set of students that park at the university
Objective: (1.1) Explain the process of statistics.
13) A manufacturer of cellular phones has decided that an assembly line is operating satisfactorily if less than 0.03% of
the phones produced per day are defective. To check the quality of a day's production, the company decides to
randomly sample 60 phones from a day's production to test for defects. Define the population of interest to the
manufacturer.
A) the 60 responses: defective or not defective
B) all the phones produced during the day in question
C) the 0.03% of the phones that are defective
D) the 60 phones sampled and tested
Objective: (1.1) Explain the process of statistics.
14) A recent study attempted to estimate the proportion of Florida residents w ho w ere w illing to spend more tax
dollars on protecting the Florida beaches from environmental disasters. Thirty- eight hundred Florida residents
w ere surveyed. Which of the follow ing is the population used in the study?
A) all Florida residents w ho lived along the beaches
B) the 3,800 Florida residents surveyed
C) the Florida residents w ho w ere w illing to spend more tax dollars on protecting the beaches from
environmental disasters
D) all Florida residents
Objective: (1.1) Explain the process of statistics.
15) Parking at a large university has become a very big problem. University administrators are interested in
determining the average parking time (e.g. the time it takes a student to find a parking spot) of its students. A n
administrator inconspicuously follow ed 200 students and carefully recorded their parking times. Identify the
sample of interest to the university administration.
A) parking times of the 200 students B) location of the parking spot
C) parking time of a student D) type of car (import or domestic)
Objective: (1.1) Explain the process of statistics.
2
, 16) The legal profession conducted a study to determine the percentage of cardiologists w ho had been sued for
malpractice in the last eight years. The sample w as randomly chosen from a national directory of doctors. Identify
the individuals in the study.
A) all cardiologists in the directory
B) the doctor's area of expertise (i.e., cardiology, pediatrics, etc.)
C) each cardiologist selected from the directory
D) the responses: have been sued/have not been sued for malpractice in the last eight years
Objective: (1.1) Explain the process of statistics.
SH ORT A N SWER. Wri te the w ord or phrase that best compl etes each statement or answ ers the questi on.
17) A dministrators at a large university w ant to know the average debt incurred by their graduates. Surveys w ere
mailed to 300 graduating seniors asking them to report their total student loan debt. Identify the population,
sample, and individuals in the study.
Objective: (1.1) Explain the process of statistics.
18) A study w as conducted to determine if listening to heavy metal music affects critical thinking. To test the claim,
112 subjects w ere randomly assigned to tw o groups. Both groups w ere administered a basic math skills exam. The
first group took the exam w hile heavy metal music w as piped into the exam room, w hile the second group took
the exam in a silent room. The mean exam score for the first group w as 79, and the mean exam score for the second
group w as 87. The researchers concluded that heavy metal music negatively affects critical thinking. Identify (a)
the research objective, (b) the sample, (c) the descriptive statistics, and (d) the conclusions made in the study.
Objective: (1.1) Explain the process of statistics.
19) A telephone poll asked 1,386 registered voters "Would you vote for the current vice president if he ran for
president?" Of these 1,386 respondents, 36% w ould vote for the current vice president if he ran for president. The
administrators of the study concluded that 36% of all registered voters w ould vote for the current vice president if
he ran for president. Identify (a) the research objective, (b) the sample, (c) the descriptive statistics, and (d) the
conclusions made in the study.
Objective: (1.1) Explain the process of statistics.
M ULTI PLE CH OI CE. Choose the one al ternati ve that best compl etes the statement or answ ers the questi on.
20) Which branch of statistics deals w ith the organization and summarization of collected information?
A) Survey design B) Descriptive statistics
C) Inferential statistics D) Computational statistics
Objective: (1.1) Explain the process of statistics.
Cl assi f y the vari abl e as qual i tati ve or quanti tati ve.
21) the colors of book covers on a bookshelf
A) qualitative B) quantitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
22) the number of calls received at a company's help desk
A) quantitative B) qualitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
23) the number of seats in a school auditorium
A) qualitative B) quantitative
Objective: (1.1) Distinguish betw een qualitative and quantitative variables.
3
