Understanding Statistical Questions and Data Types

What is the definition of data in statistics?

• Data exclusively related to scientific research.

• Only the information gathered from experiments.

• A collection of facts, such as measurements, observations, and descriptions.

• A collection of numerical values only.

What distinguishes categorical data from numerical data?

• Categorical data represents characteristics and is often sorted into groups.

• Numerical data cannot be measured.

• Numerical data represents characteristics and is sorted into groups.

• Categorical data can only be collected through observations.

What type of data is represented by a student's favorite book genre?

• Numerical

• Ordinal

• Categorical

• Continuous

Which example involves collecting numerical data?

• Collecting data on the types of books students read

• Determining each student's favorite color

• Measuring how much money families spend on groceries each week

• Categorizing cars by their color

How can a deck of cards be categorized to represent numerical data?

• By the number on the card

• By the weight of each card

• By their color

• By the suit they belong to

How can you categorize a deck of cards as categorical data?

• By the age of the cards

• By the number on each card

• By the size of the cards

• By the color or suit of the cards

Which of the following is a criterion for a statistical question?

• The question must be answerable by data, and the data must vary.

• The question must involve a large population.

• The question must be related to a scientific study.

• The question must be answerable with a simple 'yes' or 'no'.

What makes a question statistical?

• It must be answerable by data, and the data must vary.

• It must involve a mathematical calculation.

• It must be answerable by data that does not change over time.

• It must be based on personal opinions.

Which of the following questions is considered statistical?

• How many siblings do the students in the sixth-grade class have?

• What color is the most common for students' backpacks?

• What is the name of the tallest student in class?

• Does every student in class have a pet?

How can the question 'How many pets does Mrs. Jackson own?' be rewritten to be statistical?

• How many pets are in our neighborhood?

• How many pets does Mrs. Jackson want to own?

• What type of pets does Mrs. Jackson own?

• Does Mrs. Jackson own a pet?