Research Aptitude MCQ

1:

A researcher divides his population into certain groups and fixes the size of the sample from each group. It is called

A.

stratified sample

B.

quota sample

C.

cluster sample

D.

all of the above

 

Answer : B

Explanation :

bhupinder singh said: (4:07pm on Friday 27th December 2013)
its stratified sample.bcos in dis we divided the hetereogenious group into homogenious group
ramesh patil said: (2:31pm on Sunday 2nd February 2014)
its quota sample bcz in quota sampling, a population is first segmented into mutually exclusive sub-groups, just as in stratified sampling. Then judgment is used to select the subjects or units from each segment based on a specified proportion.
honeybun said: (12:05am on Sunday 21st June 2015)
it is cluster sampling....since it involves clustering the group by some number and then selecting random groups
Priyanka Dwivedi said: (5:08pm on Tuesday 31st October 2017)
I think as the researcher is fixing the size of the sample on his own it will be quota sampling .

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Option: A

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