Sampling Techniques

This sampling technique makes use of taking a unit at random from the first k unit and every kth subsequent unit.

• Stratified

• Systematic

• Random

• Cluster

This type of sampling subdivides the population into subpopulations according to a characteristic.

• Stratified

• Systematic

• Random

• Cluster

This type of sampling technique that divides the population into separate groups. Grouping similar things or people.

• Systematic

• Stratified

• Random

• Cluster

Mrs. Trahan has a class of 10 girls and 12 boy. She needs to select 3 girls and 4 boys. This type of sampling is called?

• Stratified

• Systematic

• Random

• Cluster

Mrs. Trahan samples her class by selecting every third person on her class list. Which type of sampling method is this?

• Random

• Systematic

• Stratified

• Cluster

The NFL test players to see whether they are using drugs. Officials select a team at random, and a drug-testing crew shows up unannounced to test all players on the team. What type of sampling technique is used?

• Random

• Stratified

• Systematic

• Cluster

Mrs. Trahan samples her class by picking 10 numbers from her hat and each number is assigned to a student.

• Systematic

• Random

• Stratified

• Cluster

Farmer Joe separates his apple tree farm into 10 regions. He records the number of all apples produced from one region.

• Random

• Cluster

• Stratified

• Systematic

Farmer Joe's apple tree farm is set up in 100 rows. He counts the number of apples produced on every 10th row to estimate the number apples produced on the whole farm. This is _____________ sampling.

• Random

• Stratified

• Cluster

• Systematic

Farmer Joe randomly picks 100 trees using a random number generator to estimate the number of apples grown.

• Random

• Stratified

• Cluster

• Systematic