Introduction to Statistics Quiz

Which of the following best describes a population in statistics?

• The entire group of individuals or objects you want to learn about.

• A smaller subset of the group that is studied.

• A numerical value that describes a sample.

• A variable that can be measured or counted.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What is a sample in the context of statistics?

• The entire group you want to study.

• A smaller subset of the population that is actually studied to collect data.

• A variable that places individuals into categories.

• A numerical value that describes a population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Which of the following is an example of a statistical question?

• What is your favorite color?

• How much do the students at this university spend on textbooks per semester?

• Is the sky blue?

• What is 2 + 2?

Tags

CCSS.6.SP.A.1

Which of the following is a quantitative variable?

• Eye color

• Height

• Favorite sport

• Hometown

A parameter is best described as:

• A numerical value that describes a sample.

• A variable that can be measured or counted.

• A numerical value that describes a characteristic of an entire population.

• A question that can be answered by collecting data.

Tags

CCSS.HSS.IC.B.3

What is the main difference between a parameter and a statistic?

• A parameter describes a sample, while a statistic describes a population.

• A parameter describes a population, while a statistic describes a sample.

• Both describe the entire population.

• Both describe only numerical variables.

Tags

CCSS.HSS.IC.B.3

Which of the following is NOT an example of a categorical variable?

• Eye color

• Favorite sport

• Annual income

• Hometown

What is a sample in statistics?

• A subset of a population, examined in hope of learning about the population.

• The entire group of individuals about whom you hope to learn.

• A numerical value that describes a characteristic of a population.

• A variable that represents a measurable quantity.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Which variable describes data that fits into distinct categories or groups, such as hair color or brand of car?

• Categorical Variable

• Quantitative Variable

• Statistical Variable

• Parameter

A variable that can be measured or counted for different members of a group is called:

• Statistical Variable

• Sample

• Population

• Statistic

Tags

CCSS.6.SP.A.1