Statistical vs Non-Statistical Questions

Statistical vs Nonstatistical

By Jason Guion-Brooks

Data

information collected about people or things​

Statistical Data: uses numbers to ​describe things that can be measured

ex. heights of everyone in the classroom​

Variability

description of the difference among the items in a set​, and a statistical variability uses numbers to measure that difference.

Statistical Questions

has a variety of numerical answers​

ex. "How many times did the students in my class use the internet last week?" statistical

"How many students used the internet last week?" not statistical ​

Subject | Subject

Some text here about the topic of discussion

Nonstatistical Questions

Has only one numerical answer

Does not have any numerical answers​

Poll

Did you use the internet this week?

• Statistical

• Nonstatistical

Multiple Choice

Which of the following is a statistical question?

• Do you like oranges?

• How old is your cat?

• What was today's highest temperature in the city?

• How many texts did each student in the school send today?

Multiple Choice

Which of the following is not a statistical question?

• How many petals does a daisy have?

• How many boxes of cookies did each member sell?

• How many brothers does each student in my school have?

• How many points does each player in the league have for the season?

Multiple Choice

Which of the following is true about a question that has statistical variability?

• There is no answer to the question.

• The question is answered by a yes or a no.

• The question is answered by a variety of numbers.

• The question is answered by a single number.

Multiple Choice

Theo is taking a survey to determine the age of his classmate's pets. Which of the following questions is a statistical question that he can ask?

• How old is the oldest pet?

• Are there more dogs than cats?

• What type of pet do you have?

• How old is your pet?

Multiple Choice

Rory recorded the high temperature every day for a month. Which of the following could be a statistical question that Rory could ask for this situation?

• What have the temperatures been every day this month?

• What was the highest temperature this month?

• What was the lowest temperature this month?

• Are there any days that the temperature was in the 50s?

Multiple Choice

Huan wants to write a statistical question to collect data about the books her classmates read this month. Which of the following questions should she ask to get statistically variability?

• Who is your favorite author?

• How many books did you read this month?

• What type of book do you like to read?

• Did you read any nonfiction books this month?