UVU MGMT 2340 EXAM 3 | COMPREHENSIVE PRACTICE QUESTIONS AND
ANSWERS | STUDY GUIDE 2026
All of the following are examples of cross-sectional data EXCEPT:
1:Last year's starting salary for 100 recent business graduates at Penn State University.
2:Quarterly sales for a computer company for the last five years.
3:Last months unemployment rate for various cities in Ohio.
4:The hours worked last week by 50 employees in a factory. - correct answer ✔✔Quarterly sales
for a computer company for the last five years.
The term _______ ________ relates to the way data tend to cluster around some middle or
central value. - correct answer ✔✔Central Location
True or false: The mean is the most widely used measure of central location for quantitative
data. - correct answer ✔✔True
This is the symbol for the population size.
σ2
x
n
μ
σ
N - correct answer ✔✔N
This is the symbol for the population variance. - correct answer ✔✔σ2
This is the symbol for the sample mean. - correct answer ✔✔x
, This is the symbol for the sample size. - correct answer ✔✔n
This is the symbol for the population mean. - correct answer ✔✔μ
This is the symbol for the population standard deviation. - correct answer ✔✔σ
The formula for the sample mean is - correct answer ✔✔Sum of the sample measurements
divided by the number of measurements
The arithmetic mean is usually NOT a good measure of central location if a(n) ______ exists. -
correct answer ✔✔Outlier
Which of the following is not a measure of central location?
Weighted Mean
Mode
Variance
Median
Mean - correct answer ✔✔Variance
What is the most widely-used measure of central location?
Mode
Variance
Mode
Mean - correct answer ✔✔Mean
ANSWERS | STUDY GUIDE 2026
All of the following are examples of cross-sectional data EXCEPT:
1:Last year's starting salary for 100 recent business graduates at Penn State University.
2:Quarterly sales for a computer company for the last five years.
3:Last months unemployment rate for various cities in Ohio.
4:The hours worked last week by 50 employees in a factory. - correct answer ✔✔Quarterly sales
for a computer company for the last five years.
The term _______ ________ relates to the way data tend to cluster around some middle or
central value. - correct answer ✔✔Central Location
True or false: The mean is the most widely used measure of central location for quantitative
data. - correct answer ✔✔True
This is the symbol for the population size.
σ2
x
n
μ
σ
N - correct answer ✔✔N
This is the symbol for the population variance. - correct answer ✔✔σ2
This is the symbol for the sample mean. - correct answer ✔✔x
, This is the symbol for the sample size. - correct answer ✔✔n
This is the symbol for the population mean. - correct answer ✔✔μ
This is the symbol for the population standard deviation. - correct answer ✔✔σ
The formula for the sample mean is - correct answer ✔✔Sum of the sample measurements
divided by the number of measurements
The arithmetic mean is usually NOT a good measure of central location if a(n) ______ exists. -
correct answer ✔✔Outlier
Which of the following is not a measure of central location?
Weighted Mean
Mode
Variance
Median
Mean - correct answer ✔✔Variance
What is the most widely-used measure of central location?
Mode
Variance
Mode
Mean - correct answer ✔✔Mean