Statistical Questions and Variables

Which of the following is an example of a quantitative variable?

• A. The types of cars people own

• B. The number of books a student reads in a year

• C. A person's favorite movie genre

• D. The colors of shirts in a closet

'Height of students in a class' is an example of which type of variable?

• Categorical variable

• Quantitative variable

• Population

• Sample

Which option refers to a smaller group chosen from everyone in a city to represent the whole city?

• Population

• Sample

• Categorical variable

• Parameter

True or False: A statistical variable refers to any characteristic that can take on different values.

• True

• False

True or False: A statistic refers to a characteristic of a sample, while a parameter refers to a characteristic of a population.

• True

• False

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

• What is your favorite color?

• How many books do you have?

• How tall are the students in our class?

• What is the capital of France?

Which type of statistical variable is represented by the question "What is your favorite ice cream flavor?"

• A) Categorical variable

• B) Numerical variable

• C) Discrete variable

• D) Continuous variable

Which type of statistical variable is represented by the question "How many siblings do you have?"

• Categorical variable

• Numerical variable

• Discrete variable

• Continuous variable

Which of the following is an example of a parameter?

• The average score of students in a class

• The number of students who play soccer

• The median income of households in a city

• The weight of a particular book