DATA LITERACY D772 WGU |2025-2026 LATEST UPDATED|160 REAL
EXAM AND COMPLETE QUESTIONS AND ANSWERS | 100% RATED
CORRECT | 100% VERFIED | ALREADY GRADED A+
Sample - (answer)A smaller, more manageable group selected from the population to represent
the larger group.
Sample (Example) - (answer)A group of 500 high school students from different states across the
U.S.
Population - (answer)The entire group of individuals or objects that you want to study.
Population (Example) - (answer)All high school students in the United States.
What is a parameter in statistics? - (answer)A numerical value describing an entire population's
characteristics.
Is a parameter a fixed value? - (answer)Yes, a parameter is a fixed value.
,Why is a parameter often unknown? - (answer)Because collecting data from every member of a
large population is usually impractical or impossible.
What is a statistic? - (answer)A numerical value that describes a characteristic of a sample.
How is a statistic calculated? - (answer)It is calculated from the data collected from the sample.
What is the purpose of using statistics? - (answer)To estimate the corresponding population
parameter.
Statistic (Example) - (answer)The average height of 100 adult women randomly selected from
the United States.
Parameter (Example) - (answer)The average height of all adult women in the United States.
Basic elements that make up a dataset - (answer)individuals, variables, and data.
Individuals - (answer)are the objects described by a set of data. people, animals, or things. What
we collect information on.
, Variables - (answer)are the characteristics or measurements that we are interested in studying.
Specific aspects of the individuals that we collect data on. Can be either quantitative (numerical)
or categorical (qualitative-Fav color, gender, job).
Data - (answer)are the actual values of the variables
The ____ is the 100 first-year students who were randomly surveyed.
The ____ is a group of students who graduated from the university last year, randomly selected -
(answer)Sample
The ____ is all first-year students attending Strime University this term.
The ____ is a group of all students who graduated from the university last year. -
(answer)Population
The ____ is the average (mean) amount of money spent (excluding books) by first-year
university students in the sample.
The ____ is the average cumulative GPA of students in the study who graduated from the
university last year. - (answer)Statistic
EXAM AND COMPLETE QUESTIONS AND ANSWERS | 100% RATED
CORRECT | 100% VERFIED | ALREADY GRADED A+
Sample - (answer)A smaller, more manageable group selected from the population to represent
the larger group.
Sample (Example) - (answer)A group of 500 high school students from different states across the
U.S.
Population - (answer)The entire group of individuals or objects that you want to study.
Population (Example) - (answer)All high school students in the United States.
What is a parameter in statistics? - (answer)A numerical value describing an entire population's
characteristics.
Is a parameter a fixed value? - (answer)Yes, a parameter is a fixed value.
,Why is a parameter often unknown? - (answer)Because collecting data from every member of a
large population is usually impractical or impossible.
What is a statistic? - (answer)A numerical value that describes a characteristic of a sample.
How is a statistic calculated? - (answer)It is calculated from the data collected from the sample.
What is the purpose of using statistics? - (answer)To estimate the corresponding population
parameter.
Statistic (Example) - (answer)The average height of 100 adult women randomly selected from
the United States.
Parameter (Example) - (answer)The average height of all adult women in the United States.
Basic elements that make up a dataset - (answer)individuals, variables, and data.
Individuals - (answer)are the objects described by a set of data. people, animals, or things. What
we collect information on.
, Variables - (answer)are the characteristics or measurements that we are interested in studying.
Specific aspects of the individuals that we collect data on. Can be either quantitative (numerical)
or categorical (qualitative-Fav color, gender, job).
Data - (answer)are the actual values of the variables
The ____ is the 100 first-year students who were randomly surveyed.
The ____ is a group of students who graduated from the university last year, randomly selected -
(answer)Sample
The ____ is all first-year students attending Strime University this term.
The ____ is a group of all students who graduated from the university last year. -
(answer)Population
The ____ is the average (mean) amount of money spent (excluding books) by first-year
university students in the sample.
The ____ is the average cumulative GPA of students in the study who graduated from the
university last year. - (answer)Statistic
