Chapter 9 Practice

Collection of all data

• Population

• Sample

• Parameter

• Statistic

Subset of a collection of data

• Population

• Sample

• Parameter

• Statistic

Numerical description of a population characteristic

• Population

• Sample

• Parameter

• Statistic

Numerical description of a sample characteristic

• Population

• Sample

• Parameter

• Statistic

Members of a population volunteer to be in the sample

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample

A rule is used to select members of a population for the sample

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample

A population is divided into smaller groups, and a sample is randomly selected from each group

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample

A population is divided into smaller groups, and one or more entire groups is selected for the sample

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample

Members of a population who are easy to access are selected for the sample

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample

You want to determine the most popular class at the high school by asking students what their favorite class is. Identify the type of population described below.

You assign each student a number and choose every number that is divisible by 9.

• Convenience Sample

• Self-Selected Sample

• Stratified Sample

• Cluster Sample

• Systematic Sample