TEST BANK for Biostatistics for the Biological and
Health Sciences 2nd Edition by Marc Triola, Mario
Triola & Jason Roy
All Chapters Included 1-14| Expert Approved Q&As with
Rationales for Exam Preparations| A+ GRADE
GUARANTEED
Page | 1
, Chapter 1: Introduction to Statistics
1. Determine whether the given value is a statistic or a parameter: The average (mean) weight of all
newborns in a hospital over a month is 7.5 pounds.
• A. Statistic
• B. Parameter
Answer: B
Rationale: Since it refers to the entire population of newborns in the hospital, it is a parameter.
2. Determine whether the given value is a statistic or a parameter: A survey of 100 patients found that
60% were satisfied with their healthcare.
• A. Statistic
• B. Parameter
Answer: A
Rationale: The value is based on a sample, making it a statistic.
3. Which of the following represents a population?
• A. A sample of 200 patients from a hospital
• B. All patients admitted to a hospital in 2023
• C. A group of patients selected for a study
• D. 50 diabetic patients from a clinic
Answer: B
Rationale: A population includes all members of a group, while a sample is a subset of the population.
4. A nurse records the number of times each patient visits the clinic in a month. What type of data is this?
• A. Discrete
• B. Continuous
• C. Nominal
Page | 2
,• D.y3Ordin
aly3Answer:y3A
Rationale:y3They3numbery3ofy3visitsy3isy3discretey3datay3becausey3ity3representsy3countabley3wholey3numbers.
5. Ay3researchery3measuresy3they3heighty3ofy3patientsy3iny3ay3clinic.y3Whaty3levely3ofy3measurementy3isy3heig
ht?
• A.y3Nominal
• B.y3Ordinal
• C.y3Interval
• D.y3Rati
oy3Answer:y3D
Rationale:y3Heighty3isy3measuredy3ony3ay3ratioy3scaley3becausey3ity3hasy3ay3truey3zeroy3andy3meaningful
y3differencesy3betweeny3values.
6. Whichy3typey3ofy3datay3isy3temperaturey3iny3Celsius?
• A.y3Nominal
• B.y3Ordinal
• C.y3Interval
• D.y3Rati
oy3Answer:y3C
Rationale:y3Temperaturey3iny3Celsiusy3isy3intervaly3datay3becausey3ity3hasy3noy3truey3zero,y3buty3they3differen
cesy3betweeny3valuesy3arey3meaningful.
7. Determiney2whethery2they2datay2isy2discretey2ory2continuous:y2They2numbery2ofy2babiesy2borny2in
y2ay2hospitaly2eachy2day.
• A.y2Discrete
• B.y2Continuou
sy2Answer:y2A
Rationale:y2They2numbery2ofy2babiesy2borny2isy2discretey2becausey2ity2representsy2countabley2wholey2number
Pagey2|y23
, s.
Pagey2|y24
Health Sciences 2nd Edition by Marc Triola, Mario
Triola & Jason Roy
All Chapters Included 1-14| Expert Approved Q&As with
Rationales for Exam Preparations| A+ GRADE
GUARANTEED
Page | 1
, Chapter 1: Introduction to Statistics
1. Determine whether the given value is a statistic or a parameter: The average (mean) weight of all
newborns in a hospital over a month is 7.5 pounds.
• A. Statistic
• B. Parameter
Answer: B
Rationale: Since it refers to the entire population of newborns in the hospital, it is a parameter.
2. Determine whether the given value is a statistic or a parameter: A survey of 100 patients found that
60% were satisfied with their healthcare.
• A. Statistic
• B. Parameter
Answer: A
Rationale: The value is based on a sample, making it a statistic.
3. Which of the following represents a population?
• A. A sample of 200 patients from a hospital
• B. All patients admitted to a hospital in 2023
• C. A group of patients selected for a study
• D. 50 diabetic patients from a clinic
Answer: B
Rationale: A population includes all members of a group, while a sample is a subset of the population.
4. A nurse records the number of times each patient visits the clinic in a month. What type of data is this?
• A. Discrete
• B. Continuous
• C. Nominal
Page | 2
,• D.y3Ordin
aly3Answer:y3A
Rationale:y3They3numbery3ofy3visitsy3isy3discretey3datay3becausey3ity3representsy3countabley3wholey3numbers.
5. Ay3researchery3measuresy3they3heighty3ofy3patientsy3iny3ay3clinic.y3Whaty3levely3ofy3measurementy3isy3heig
ht?
• A.y3Nominal
• B.y3Ordinal
• C.y3Interval
• D.y3Rati
oy3Answer:y3D
Rationale:y3Heighty3isy3measuredy3ony3ay3ratioy3scaley3becausey3ity3hasy3ay3truey3zeroy3andy3meaningful
y3differencesy3betweeny3values.
6. Whichy3typey3ofy3datay3isy3temperaturey3iny3Celsius?
• A.y3Nominal
• B.y3Ordinal
• C.y3Interval
• D.y3Rati
oy3Answer:y3C
Rationale:y3Temperaturey3iny3Celsiusy3isy3intervaly3datay3becausey3ity3hasy3noy3truey3zero,y3buty3they3differen
cesy3betweeny3valuesy3arey3meaningful.
7. Determiney2whethery2they2datay2isy2discretey2ory2continuous:y2They2numbery2ofy2babiesy2borny2in
y2ay2hospitaly2eachy2day.
• A.y2Discrete
• B.y2Continuou
sy2Answer:y2A
Rationale:y2They2numbery2ofy2babiesy2borny2isy2discretey2becausey2ity2representsy2countabley2wholey2number
Pagey2|y23
, s.
Pagey2|y24
