Unit 6 Review

Which of the following is NOT a statistical question?

• How much does a car cost?

• How much did you pay for your car?

• What is a low price to pay for a car?

• How much does insurance usually cost?

A question is shown.

"How much do the dogs in the animal shelter weigh?"

Which of the following best describes this question?

• It is a statistical question because the answer is numerical.

• It is a statistical question because the answer likely varies.

• It is not a statistical question because the answer is not numerical.

• It is not statistical because variability in the answer is unlikely.

Which of the following could be the answer to a statistical question?

• "10"

• "Yes"

• "December 18th"

• "2, 18, 32, and 40"

Which of the following is NOT a statistical question?

• How many slices of pizza did you eat at lunch today?

• How many pizzas does Lou's Pizza usually deliver in a night?

• How many slices of pizza do students at your school eat during lunch?

• How old are your family members whose favorite type of pizza is cheese?

A question is shown.

"How many days of school are missed by sixth-grade students each school year?"

Which of the following best describes this question?

• It is a statistical question because the answer is numerical.

• It is a statistical question because the answer likely varies.

• It is not a statistical question because the answer is not numerical.

• It is not statistical because variability in the answer is unlikely.

Which of the following is NOT a statistical question?

• How often do students at your school go swimming?

• What are the ages of your family members that can swim?

• How many times did you go swimming during the last week?

• What is the average amount of time you spend at the pool when you go?

Which of the following is a statistical question?

• What is the price of the box of cereal?

• What is the weight of the box of cereal?

• What is the average surface area of a cereal box?

• What is your favorite cereal?

The line plot below shows the number of pencils found in students' desks. Which best describes the overall shape of the data shown?

• The distribution of the data is uniform.

• The distribution of the data is symmetrical.

• Most students have more than 5 pencils in their desk.

• Most students have fewer than 5 pencils in their desk.

The dot plot below shows the number of math problems on a worksheet that students finished before going home for the day. Which best describes the distribution of the data shown?

• The distribution of the data is uniform.

• The distribution of the data is symmetric.

• Most students completed less than 5 problems.

• Most students completed more than 5 problems.

The dot plot below shows the patient satisfaction scores that were received in a clinic during one day. Which arrow shows the part of the graph where the most common score is displayed?

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