Statistical Questions

Marshawn wrote a survey that he will give to 10 friends in his math class. The survey includes the following 4 questions. Which question is MOST likely to have variability in the answers?

• How many students are in your math class?

• How many science teachers work at your school?

• How many quizzes have been given in your math class?

• How many questions did you answer correctly on the last

  math quiz?

Anjali’s class conducted surveys of the 6th grade students in her school. Which survey question will most likely result in data with little or no variability?

• What is your height?

• What is your shoe size?

• How many minutes is your lunch break at school?

• How many minutes does it take you to get to school?

The bar graphs depict the amount of money earned each day of the week for 4 weeks. Which bar graph displays data without variability?

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In an apartment complex with 120 identical apartments, a random sample of renters are selected for a survey. Which question would most likely generate data without variability?

• How many pets do you have?

• How much money do you earn in a year?

• How many people live in your apartment?

• How many bedrooms are in your apartment?

Which shows a statistical question related to a data set?

• What is the total number of letters in the alphabet?

• What is the total number of centimeters in a meter?

• What is the total number of digits in a U.S. telephone number?

• What is the total number of math problems assigned for homework?

A student will ask his classmates one survey question. Which of the following is a statistical question that should result in varied responses?

• What is the typical number of pages in a sixth-grade reading book?

• What is the total number of faces on a square pyramid?

• What is the total number of arms on an octopus?

• What is the length of one mile in feet?

Which of the following is a statistical question?

• How many letters are in my name?

• What is my favorite subject in school?

• How many televisions are in my house?

• What are the heights of the students in my history class?

A teacher asked her students to give an example of a statistical question. The examples given by four students are shown below. Which students gave examples of a statistical question?

• Mara, Joe, and Lyle

• Kay and Lyle

• Joe and Lyle

• Mara, Kay and Lyle

Emily is studying forests; she writes the following statistical question.

How tall are the trees in the Osceola National Forest?

What makes this a statistical question?

• It has only one correct response.

• It expects variability in the data.

• Its answer is expressed as a percentage.

• It provides answers about the different species of trees in the forest.

Jayla likes collecting seashells and storing them in a box. She can empty the seashells out of the box and see all the seashells at once. Which of these is a statistical question that Jayla can ask about her seashells?

• How many seashells are in the box?

• What is the distribution of sizes of seashells in the box?

• How small is the smallest seashell in the box?

• How many seashells in the box are white?