Random Sampling

It refers to the entire group that is under study or investigation.

• population

• sample

• random sampling

• subset

It is a subset taken from a population, either by random or nonrandom sampling techniques.

• population

• sample

• random sampling

• lottery sampling

What sampling technique in which members of the population are listed and samples are selected in intervals called sample intervals.

• systematic sampling

• lottery sampling

• stratified random sampling

• quota sampling

It is sometimes called area sampling, it applies on a geographical basis.

• systematic sampling

• lottery sampling

• stratified random sampling

• cluster sampling

It refers to a part of the sampling technique where each sample point has an equal chance of being selected.

• systematic sampling

• lottery sampling

• stratified random sampling

• quota sampling

The teacher writes all the names of students in a piece of paper and

puts it in a box for the graded recitation.

(a)  

The teacher gets the class record and call every 4th name in the list.

(a)  

Every five files out of 500 files will be chosen.

(a)  

There are 20 toddlers, 40 teenagers, 45 middle aged and 55 senior

citizens in a certain area. Samples are taken according to the total number of

people in the area.

(a)  

All the names of the employees of the company are put in a raffle box.

(a)