Population and Samples Word Problems

A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?

• All teachers in the world.

• All teachers within the school.

• All mathematics  teachers in the school.

• All teachers except mathematics teachers.

The entire group studied.

• sample

• population

During a middle school baseball ​game, every spectator placed his or her ticket stub into a container. After the​ game, the coach chose eight people to march in the sportsmanship parade. What is the sample in this​ situation?

• The coach

• The ticket stubs

• The eight people to march in the sportsmanship parade

• The baseball game spectators

The owners of a waterpark are taking a survey to determine how many trips to the park kids in the area take during the summer. They take a survey of kids entering the park on a Monday. Is this a good sampling method?

• No, they should have surveyed kids at the local high school.

• No, many area kids may not come to the water park, they need a random sample of area kids.

• Yes, because those kids who come on Monday more than likely come on other days, too

• No, they should have surveyed kids on Friday and Saturday when more people come to the park.

7.SP.1

• A

• B

• C

• D

Identify the population and sample for each example.

• Population: Students

  Sample: Members of the football team

• Population: Members of the football team

  Sample: Students

• Population: Students

  Sample: Students that have had a broken bone

• Population: Members of the football team

  Sample: Members of the football team that have broken a bone.

Choose the true statement(s) about the census and sample shown.

• The sample could be considered too small.

• The sample is biased because is does not include everyone.

• The sample is representative of the population's sub-groups.

Determine if the following population would best be studied using the entire population or a sample.

Students in the state of Texas

• Entire Population

• Sample

• I love science!

Which choice BEST represents a sample?

• A selection of girls in the school.

• A selection of 80 students in the school.

• All the students in the school.

• All the students in 7th grade.

_______ is the entire group of objects or individuals considered for a survey.

• Sample

• Population

• Random Sample

• Quartile