1.1A Data Displays and Statistics

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.

• Every person in the United States.

• A selection of shoppers from different states.

• 3,800 children age 5 - 15

Before a nation-wide election, a polling place was trying to see who would win. Which choice best represents a sample?

• A selection of voters over age 50.

• A selection of male voters.

• A selection of voters of different ages.

• All voters.

A toy store owner tracking how much kids spend each month on toys. Which choice best represents a population?

• All of the kids who buy toys.

• 227 wealthy kids.

• 228 boys age 7 - 15

• 235 kids from age 10 to 15.

Determine whether you would survey the population or a sample:

You want to know the average height of seventh-graders in Tallahassee.

• Survey the population

• Survey a sample

Determine whether you would survey the population or a sample:

You want to know the favorite types of music of students in your homeroom.

• Survey the population

• Survey a sample

The seniors at Kennedy High School are going to vote where the senior trip should be. The Teachers need 100 votes before they can make a final decision. Identify the population.

• Seniors at Kennedy High School

• Teachers at Kennedy High School

• 100 senior voters

When examining the alphabet, which is an example of a sample?

• The entire alphabet

• Vowels

• Negative Integers

The town counsel wants to poll the businesses in town on their store hours. They sent out 200 letters to all the businesses in town, and 73 businesses returned the letter. Identify the Population and the Sample.

• Town Counsel

• Businesses in town

• Letters sent out

• 73 returned letters

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. What is the STATISTIC (x̄: sample mean)?

• 42 minutes

• 300 randomly selected AACPS students

• All AACPS students

• The average amount of time that all AACPS students spend doing math homework

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. What is the PARAMETER (μ: population mean)?

• 42 minutes

• 300 randomly selected AACPS students

• All AACPS students

• The average amount of time that all AACPS students spend doing math homework