Statistics 1 and 2 quiz

Which of the following is a true statement based on the data

• The most common item donated is peas

• The most common item donated is carrots

• The most common item donated is green beans

• There was an equal amount of items donated for each type of can

Which of the following is a false statement based on the data?

• There will be 12% more fiction books donated than non-fiction books

• About 47% of the books donated will be non-fiction

• There will be less fiction books donated than non-fiction books

• About 53% of the books donated will be fiction books

A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?

• A selection of logo artists.

• A random sample of 10,000 people from the United States

• A selection of shoppers from different states.

• 3,800 children age 5 - 15

• Customers like red the best

• Customers liked green the best

• Customers liked blue the best

1.  Carlos wants to know the favorite sport of people at his school so he asks his baseball team.

• Biased
• Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

• thirty students who are often tardy
• thirty students who are rarely tardy
• thirty of her friends
• thirty randomly selected students from her school

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Bob asked 8 band members and found that 3 members play more than one instrument. Use his results to predict how many of 152 band members play more than one instrument.

• 3/8
• 405
• 57
• 60

A high school has 1500 students.  In a random sample of 50 students, 32 own one or more pets.  Predict the number of students at the high school who own one or more pets.

• 480
• 960
• 48
• 96

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Drake made 14 out of 20 free throw shots. How many out of the next 30 free throw shots would you expect him to make?

• 20

• 21

• 22

• 25

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A small town as 2,500 residents.  In a random sample of 125 residents, 2 have the flu.  Predict the number of residents of the town who have the flu.

• 20
• 40
• 200
• 400

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

CCSS.7.RP.A.2