M7 10.6 Samples and Populations

Determine if the question below is biased or unbiased. Which sport do you prefer: soccer or basketball?

• biased

• unbiased

Pick the following vocabulary word that matches the following defintion: a part of a population.

• Population

• Sample

Pick the vocabulary word that fits the following definition: a group of people or objects.

• Population

• Sample

There are 150 marbles in the jar. You randomly select 15 marble.

• Popluation

• Sample

There are 25 girls on the 7th grade girl's soccer team. There are 200 students in the 7th grade.

• Population

• Sample

Which group would be the best sample from the population. If you wanted to find out how students got to school in the morning?

• ask everyone in your class

• count the number of bikes

• poll the first 20 students arriving

• ask 3 students from every class

Determine if the sample described below is biased or unbiased. You want to know how many siblings people in your school have. You ask everyone in your class.

• biased

• unbiased