Review 1.1 to 1.3

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 shoppers from different states.

• 3,800 children age 5-15

• A selection of employees at the beverage companies distribution center.

A musician wanted to see what people who bought his last album thought about the songs.

Which choice best represents a sample?

• Every person who bought the album.

• A selection of people who didn't want to buy the album.

• A selection 250 girls who bought the album.

• A selection of 3,294 people who bought the album.

• A randomly selected group of 5 boys and 15 girls.

The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours. What is the population?

• People who visit the bookstore.

• People who buy mystery novels.

• Residents of the town

• People who like to read.

• Residents who live within 0.5 miles of the book store

As part of a 6th grade statistics project, the teacher brings a candy jar full of gumballs (red & green). The assignment is to estimate the proportion of red gumballs in the jar. Suppose one of the students draws 25 gumballs from the jar: 8 are red, 17 are green. What is the SAMPLE?

• 25 gumballs drawn

• all gumballs in the jar

• the students

• the 17 green gumballs

• the 8 red gumballs

A high school teacher wants to know the average time spent doing homework by the students in the classes they teach. Identify the variable.

• classes taught by the teacher

• homework

• students

• time

• average time spent doing homework

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