PORTAGE-LEARNING-MATH-110: INTRODUCTION TO STATISTICS | REAL EXAM
QUESTIONS AND CORRECT ANSWERS NEWEST VERSION 2026/2027 (PASS
GUARANTEE) GRADED A+
Portage-MATH110 (Introduction to Statistics)
1. Which of the following best describes statistics?
A) The study of probability only
B) The science of collecting, organizing, analyzing, and interpreting data
C) A branch of pure mathematics with no real-world applications
D) The study of algebraic equations
2. A parameter is a numerical measure that describes a characteristic of a:
A) Sample
B) Variable
C) Population
D) Data set
3. A statistic is a numerical measure that describes a characteristic of a:
A) Population
B) Sample
C) Census
D) Hypothesis
4. Which of the following is an example of qualitative data?
A) The weight of a student in pounds
B) The number of cars in a parking lot
C) The eye color of a group of people
D) The temperature in degrees Celsius
5. Which of the following is an example of quantitative data?
, A) Marital status
B) Brand of car
C) Annual income
D) Zip code
6. Discrete data is data that:
A) Can take any value within a range
B) Can only take specific, countable values
C) Must be measured on a continuous scale
D) Is always qualitative
7. Continuous data is data that:
A) Can only be whole numbers
B) Cannot be measured
C) Can take any value within an interval
D) Is always categorical
8. Which level of measurement classifies data into categories with no natural
order?
A) Ordinal
B) Interval
C) Ratio
D) Nominal
9. Which level of measurement classifies data into categories that can be ranked?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
10. The interval level of measurement differs from ordinal in that:
A) It has a true zero point
B) The differences between values are meaningful
C) It can only be used with qualitative data
D) No ordering is possible
11. Which level of measurement has a true zero point?
A) Nominal
B) Ordinal
, C) Interval
D) Ratio
12. Temperature measured in Fahrenheit is an example of which level of
measurement?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
13. A complete collection of all elements being studied is called a:
A) Sample
B) Statistic
C) Population
D) Variable
14. A subset of a population selected for study is called a:
A) Census
B) Sample
C) Parameter
D) Variable
15. In a simple random sample:
A) Every element has the same chance of being selected
B) Elements are selected based on researcher judgment
C) The population is divided into strata first
D) Elements are selected at fixed intervals
16. In stratified sampling:
A) The population is divided into groups, then random samples are drawn
from each group
B) Every nth element is selected
C) Volunteers are used as participants
D) All elements in a cluster are included
17. In systematic sampling:
A) A random starting point is chosen, then every kth element is selected
B) The population is divided into strata
C) All members of selected clusters are included
, D) Participants volunteer themselves
18. In cluster sampling:
A) Individuals self-select into the study
B) The population is divided into clusters and entire clusters are randomly
selected
C) Every nth individual is selected
D) Individuals are selected based on convenience
19. Convenience sampling is considered a type of:
A) Probability sampling
B) Non-probability sampling
C) Random sampling
D) Stratified sampling
20. A frequency distribution is used to:
A) Show the relationship between two variables
B) Display how data values are organized and how often they occur
C) Calculate the mean of a data set
D) Determine the median of grouped data
21. In a frequency distribution, the class width is found by:
A) Dividing the frequency by the number of classes
B) Subtracting the lower class limit from the upper class limit
C) Multiplying the number of classes by the range
D) Adding all class frequencies together
22. The relative frequency of a class is found by:
A) Dividing the class frequency by the total number of data values
B) Multiplying the class frequency by the class width
C) Adding consecutive frequencies
D) Subtracting the lower limit from the upper limit
23. A cumulative frequency distribution shows:
A) The frequency of each individual class
B) The proportion of data in each class
C) The total frequency of all classes up to and including a given class
D) The midpoint of each class
QUESTIONS AND CORRECT ANSWERS NEWEST VERSION 2026/2027 (PASS
GUARANTEE) GRADED A+
Portage-MATH110 (Introduction to Statistics)
1. Which of the following best describes statistics?
A) The study of probability only
B) The science of collecting, organizing, analyzing, and interpreting data
C) A branch of pure mathematics with no real-world applications
D) The study of algebraic equations
2. A parameter is a numerical measure that describes a characteristic of a:
A) Sample
B) Variable
C) Population
D) Data set
3. A statistic is a numerical measure that describes a characteristic of a:
A) Population
B) Sample
C) Census
D) Hypothesis
4. Which of the following is an example of qualitative data?
A) The weight of a student in pounds
B) The number of cars in a parking lot
C) The eye color of a group of people
D) The temperature in degrees Celsius
5. Which of the following is an example of quantitative data?
, A) Marital status
B) Brand of car
C) Annual income
D) Zip code
6. Discrete data is data that:
A) Can take any value within a range
B) Can only take specific, countable values
C) Must be measured on a continuous scale
D) Is always qualitative
7. Continuous data is data that:
A) Can only be whole numbers
B) Cannot be measured
C) Can take any value within an interval
D) Is always categorical
8. Which level of measurement classifies data into categories with no natural
order?
A) Ordinal
B) Interval
C) Ratio
D) Nominal
9. Which level of measurement classifies data into categories that can be ranked?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
10. The interval level of measurement differs from ordinal in that:
A) It has a true zero point
B) The differences between values are meaningful
C) It can only be used with qualitative data
D) No ordering is possible
11. Which level of measurement has a true zero point?
A) Nominal
B) Ordinal
, C) Interval
D) Ratio
12. Temperature measured in Fahrenheit is an example of which level of
measurement?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
13. A complete collection of all elements being studied is called a:
A) Sample
B) Statistic
C) Population
D) Variable
14. A subset of a population selected for study is called a:
A) Census
B) Sample
C) Parameter
D) Variable
15. In a simple random sample:
A) Every element has the same chance of being selected
B) Elements are selected based on researcher judgment
C) The population is divided into strata first
D) Elements are selected at fixed intervals
16. In stratified sampling:
A) The population is divided into groups, then random samples are drawn
from each group
B) Every nth element is selected
C) Volunteers are used as participants
D) All elements in a cluster are included
17. In systematic sampling:
A) A random starting point is chosen, then every kth element is selected
B) The population is divided into strata
C) All members of selected clusters are included
, D) Participants volunteer themselves
18. In cluster sampling:
A) Individuals self-select into the study
B) The population is divided into clusters and entire clusters are randomly
selected
C) Every nth individual is selected
D) Individuals are selected based on convenience
19. Convenience sampling is considered a type of:
A) Probability sampling
B) Non-probability sampling
C) Random sampling
D) Stratified sampling
20. A frequency distribution is used to:
A) Show the relationship between two variables
B) Display how data values are organized and how often they occur
C) Calculate the mean of a data set
D) Determine the median of grouped data
21. In a frequency distribution, the class width is found by:
A) Dividing the frequency by the number of classes
B) Subtracting the lower class limit from the upper class limit
C) Multiplying the number of classes by the range
D) Adding all class frequencies together
22. The relative frequency of a class is found by:
A) Dividing the class frequency by the total number of data values
B) Multiplying the class frequency by the class width
C) Adding consecutive frequencies
D) Subtracting the lower limit from the upper limit
23. A cumulative frequency distribution shows:
A) The frequency of each individual class
B) The proportion of data in each class
C) The total frequency of all classes up to and including a given class
D) The midpoint of each class
