sampling techniques

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

• Simple
• Systematic
• Stratified
• Cluster

Tags

CCSS.HSS.IC.B.3

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

• Systematic
• Simple
• Stratified
• Cluster

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

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.  

• Simple
• Stratified
• Cluster
• Systematic

Tags

CCSS.HSS.IC.B.3

Farmer Joe randomly picks 100 trees using a random number generator to estimate the number of apples produced by his apple trees.  This is ______________ sampling.

• Simple
• Stratified
• Cluster
• Systematic

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

Farmer Joe separates his farm into 10 regions.  He then randomly selected 5 trees from each region to estimate the number of apples produced on his apple tree farm.  This is _____________ sampling.  

• Cluster
• Systematic
• Stratified
• Simple

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

A researcher who is studying the effects of educational attainment on promotion conducted a survey of 50 randomly selected workers from each of these categories: high school graduate, with undergraduate degree, with master’s degree, and with doctoral degree. What technique is most appropriate?

• Simple Random Sampling

• Systematic Random Sampling

• Stratified Random Sampling

• Cluster Random Sampling

A Statistics student did a research on the time spent by Grade 12 students playing video game. He selected the subjects by using the Table of Random Numbers. What technique is used?

• Simple Random Sampling

• Stratified Random Sampling

• Systematic Random Sampling

• Cluster Random Sampling

What is referred to as a subset of the population under investigation that a researcher selected to be part of the study?

• Sample

• Population

• Variable

• Replicate

Which of the following involves group-by-group selection of samples?

• Simple random sampling

• Stratified sampling

• Snowball sampling

• Quota sampling

In the stratified sampling, you randomly choose sample from several groups.

• True

• False