Identify Samples & Population

Identify the Population and the Sample.

• Population: Cookie Jar, Sample: Cookie

• Population: Cookie, Sample: Cookie Jar

Identify the Population and the Sample.

• Population: Florida, Sample: United States

• Population: United States Sample: Florida

Jason wants to find out if students prefer football or basketball. He surveys the entire football team.

Biased or unbiased?

• Biased

• Unbiased

Ashley wants to find out which subjects students like the most: Science, Math, or English. She decides to survey all the students in the Science Club.

Is this biased or unbiased?

• Biased

• Unbiased

Nicole wants to conduct a survey of the opinions of students at her middle school.

Which survey sample would give her the most accurate results?

• every tenth student that enters the school

• students during math class

• random seventh-grade students during lunch

• teachers in the seventh-grade hallway

A store owner is considering changing the hours the store is open each day. He conducts a survey to determine what his customers would think of the change.

Which survey method would likely produce the most representative sample?

• choose every customer that comes in the morning

• choose every third customer who comes into the store

• choose every customer who requests longer hours

• choose every customer that only comes in on Saturdays