#1
Which of the following is NOT a probability sampling method?
Convenience sampling
ExplanationConvenience sampling is a non-probability sampling method.
#2
In stratified sampling, how is the population divided?
Into non-overlapping subgroups
ExplanationStratified sampling divides the population into distinct, non-overlapping subgroups.
#3
What is the sampling frame in survey sampling?
The list of all elements in the population
ExplanationThe sampling frame consists of the complete list of elements within the population.
#4
Which sampling method involves dividing the population into groups based on specific characteristics?
Stratified sampling
ExplanationStratified sampling categorizes the population into groups based on distinct characteristics.
#5
What is a characteristic of simple random sampling?
It ensures each element has an equal chance of selection
ExplanationSimple random sampling guarantees an equal opportunity for each element to be selected.
#6
In systematic sampling, how is the first element selected?
According to a predetermined pattern
ExplanationThe first element in systematic sampling is chosen according to a pre-established pattern.
#7
What is the primary advantage of systematic sampling?
It ensures every element has an equal chance of selection
ExplanationSystematic sampling guarantees an unbiased selection process for each element.
#8
Which sampling method is often used in opinion polls and market research?
Quota sampling
ExplanationQuota sampling is frequently utilized in opinion polls and market research.
#9
Which of the following is a disadvantage of cluster sampling?
It may not be representative of the population
ExplanationCluster sampling may not fully represent the population due to clustered selection.
#10
What is the purpose of using stratified sampling?
To reduce bias in the sample
ExplanationStratified sampling aims to minimize bias by considering various population characteristics.
#11
What is the main drawback of convenience sampling?
It may not be representative of the population
ExplanationConvenience sampling's main drawback is its potential lack of population representativeness.
#12
Which sampling method is commonly used in quality control?
Systematic sampling
ExplanationSystematic sampling is frequently employed in quality control processes.
#13
What is an example of a multistage sampling method?
Cluster sampling
ExplanationCluster sampling is an instance of a multistage sampling method.