PRETEST: Statistical Questions and Data Distributions

Laura wants to learn more about her new high school. Which of the following is a statistical question Laura could ask?

• How old are the students at the school?

• Who is the principal?

• Does the high school have a jazz band?

• What is the address of the school?

Adam wants to learn more about a college basketball team. Which of the following is a statistical question Adam could ask?

• How tall are the players?

• What are the team colors?

• What was the final score in the game last night?

• What is the name of the head coach?

Keisha wants to learn more about giraffes. Which of the following is a statistical question Keisha could ask?

• How tall are giraffes?

• What do giraffes eat?

• How many giraffes are in the Smithsonian's National Zoo?

• How tall is the giraffe that holds the Guinness World Record for tallest giraffe?

Shania did some research on the ages of the female U.S. Olympic swimmers. She made a dot plot for the data.

According to Shania's data, what is the typical age of a female U.S. Olympic swimmer?

• 22 years

• 17 years

• 26 years

• 25 years

Lawrence did some research on the ages of the female U.S. Olympic swimmers. He made a dot plot for the data.

According to Lawrence's data, what is the typical age of a female U.S. Olympic swimmer?

• 21 years

• 18 years

• 17 years

• 26 years

Mikiko did some research on the ages of the male U.S. Olympic swimmers. She made a dot plot for the data. According to Mikiko's data, what is the typical age of a male U.S. Olympic swimmer?

• 24 years

• 20 years

• 29 years

• 27 years

Zachary looked at how many people ride the morning ferry. According to Zachary's data, what is the typical number of people who ride the morning ferry?

• 59 people

• 57 people

• 61 people

• 70 people

Rachel looked at how many people ride the morning ferry. She made a dot plot for the data. According to Rachel's data, what is the typical number of people who ride the morning ferry?

• 61 people

• 58 people

• 63 people

• 65 people

Tajrian looked at how many people ride the morning ferry. He made a dot plot for the data. According to Tajrian's data, what is the typical number of people who ride the morning ferry?

• 57 people

• 59 people

• 55 people

• 58 people

What is the spread of the data?

• 17 to 26 years

• 22 to 26 years

• 17 to 22 years

• 16 to 27 years